The Ultimate Guide to Poop Types: What Does Your Poo Say About You? background image
November 02, 2022

The Ultimate Guide to Poop Types: What Does Your Poo Say About You?

Dr. Thomas Wnorowski profile image

Dr. Thomas Wnorowski

PhD, CNCC Research Director, BodyBio & Biomedical Nutritionist
Pooja Mahtani profile image
Medical Review By:

Pooja Mahtani

PHARMD, MS, CNS, LDN, IFMCP, RN

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Maybe it’s not the most pleasant subject to think about, but you can learn a lot about the state of your health, especially gut health, just by looking at your poop. When expensive stool testing is out of reach, knowing what your poo says about you (in a strictly factual way, of course, we’re not judging anyone here) can help you make changes to improve your health and well-being, beginning with digestion and gut health.

In this article, we’ll give you the ultimate guide on poop, including what’s normal and what isn’t, the handy Bristol Stool Chart, poop colors, shapes, frequency, and more.

Table of Contents: 

What Does Normal Poop Look Like?

Whether you’re in the habit of checking the toilet after you go #2 or not, you need to know what exactly it is you’re looking for to be able to identify any issues or areas of improvement. A normal poo looks and feels like: 

  • Brown, snake-like or shaped like a sausage
  • Smooth or with some cracks on the surface
  • Easy to pass, not much effort required
  • Feels complete and satisfying, like everything has emptied.

Basically, you go to the toilet, you do your business without any issues, and nothing stands out to you as strange or different. No funky colors or bits of undigested food or overbearing smells. That’s how you know it’s all good.

What Can Your Poop Say About Your Health? 

Looking at your poop and your poop habits can tell you a lot about your health in a more general way. Of course, you won’t be able to identify the specific composition of your microbiome just by looking in the toilet. But there are plenty of high-level pieces of information you can gather that will give you some actionable steps to improve your health, if you need to. 

  • Dehydration: An easy way to tell whether you’re drinking enough water is to check your poo. If it looks like hard, round lumps, almost like nuts or large marbles, you’re pretty dehydrated. If it looks like a sausage but it's lumpy, like those marbles were just crammed together, then you’re still dehydrated, but slightly less. Either way, drink up some water and make sure you’re getting enough electrolytes!
  • Malabsorption: Signs of malabsorption, meaning you’re not absorbing
    nutrients well from your food, could be loose stools, foul-smelling stools,
    greasy stools, pale-colored stools, and seeing bits of undigested food in
    your stool. In each of these cases, the malabsorption could have many
    different causes, including not producing enough digestive enzymes,
    low stomach acid, poor bile flow, a parasite or fungal infection, or even stress. But whatever the cause, it’s critical to address it before other chronic symptoms, like fatigue or mood changes, begin to develop due to a lack of nutrients. If you suspect nutrient malabsorption, it’s important to work with a functional medicine practitioner to figure out the root cause and develop a treatment plan accordingly.
  • Irritable bowel syndrome (IBS): Obviously, one of the first things people who are diagnosed with IBS notice is a change in their poop, usually either more frequent and loose stools (diarrhea or IBS-D) or less frequent and harder stools (constipation or IBS-C). Again, IBS can have many different causes, so it’s important to work with a healthcare provider to discuss your symptoms.
  • Stress: If you usually have normal-looking #2’s, but you suddenly go through a period of high stress and your poo starts looking a little different than usual, that’s a good sign to take a deep breath and reevaluate your stress levels. Have you been running on autopilot and high-stress hormones for a while? Do you feel constantly on edge? When was the last time you really checked in with how you’re feeling? Just asking yourself these questions can help you recalibrate how you’re handling stress and begin to normalize your digestion again.
  • Inflammation: If you’re having frequent trips to the bathroom, loose stools, painful cramping, or difficulty with digestion, these are signs that your digestive system may be inflamed. Fatty stools may also indicate inflammation, since that’s a sign that you’re not digesting fats and probably not producing enough digestive enzymes or have poor bile flow, or a combination of these issues. 

These are just some general ideas you may be able to deduce about the state of your health by examining your poop. But let’s get into some more specifics. 

The Bristol Stool Chart

The Bristol Stool Chart was created by researchers at Bristol University and published in 1997 as a guide for identifying changes in colon transit time. It quickly became useful for gastroenterologists in diagnosing and pinpointing stool consistency in different intestinal illnesses, like ulcerative colitis and Crohn’s disease. The chart provides a simple framework of seven different stool types:

bristol stool chart

Ideally, you want type 3 or type 4 poops–-these indicate good digestion and nutrient absorption. 

Type 1 and type 2 indicate constipation, as we discussed earlier. This could be caused by a few different factors: 

    1. You aren’t drinking enough water or aren’t absorbing enough water in your GI tract. This is where it’s important to get adequate electrolytes and minerals through your food and water intake.
    2. You aren’t getting enough fiber. Fiber is indigestible plant material that helps give stools that ideal snake/sausage shape and makes them easier to pass. However, fiber can also make you constipated, if you consume too much too quickly. If you’re not eating enough fiber, slowly increase your intake of whole fruits, vegetables, and grains like apples, carrots, salad greens, oats, and potatoes, paired with protein and healthy fat during meals, until your digestion improves.
    3. Your digestive enzymes, stomach acid, and/or bile flow are low. These are the substances that digest your food so that you can absorb what nutrients you need and expel the rest as waste. They also help to stimulate peristalsis, the smooth muscle contractions that move food through the digestive tract. When stomach acid, bile, and enzymes are low, food tends to sit for longer in the gut, causing a backup that becomes constipation.
    4. You may have a condition known as small intestinal bacterial overgrowth (SIBO). As the name indicates, SIBO occurs when unhealthy bacteria take over the small intestinal tract (where there should normally be little to no bacteria at all), wreaking havoc on the intestinal barrier and causing uncomfortable symptoms.

Over time, the unhealthy bacterial overgrowth may omit a type of gas: hydrogen, methane, or hydrogen sulfide-dominant gasses, depending on the bacteria present. Symptoms of SIBO may vary based on the type of gas omitted. The hallmark sign of methane-dominant SIBO is constipation. Types 4, 5, and 6 are the other end of the spectrum, diarrhea. Sometimes the causes behind these types may be surprisingly similar to constipation, including lack of absorption and insufficient digestive juices. But other common causes include*:

  1. Infection or dysbiosis: This could be anything from the stomach flu to fungal overgrowth to a parasitic infection. Hydrogen-dominant SIBO may also be an underlying cause. This type of SIBO is characterized by symptoms of diarrhea, rapid gut motility, gas, bloating, and overall abdominal discomfort. If you suspect a pathogen or dysbiosis, it’s best to work with a functional medicine doctor who can help you identify and treat it.
  2. Stress: Know the feeling when you’re about to go on stage, or give a presentation, or compete against your peers, and you’re so nervous that suddenly you have to poop? It’s an extremely common reaction to stress, and after the stressor has passed, your digestion should return to normal. But if you have significant chronic stress, it can definitely trigger loose stools on the regular.
  3. Food reactions or allergies: As anybody with lactose intolerance knows, eating certain foods that your body is not prepared to digest can cause diarrhea. If you’re not sure what foods might be triggering your digestive issues, trying an elimination diet (like gluten-free or Paleo) for a set amount of time can be helpful, and you can identify any trigger foods as you add them back into your diet later on.

These are not the only causes behind constipation and diarrhea, but they may identify a good place to start making changes in your diet and lifestyle.

Poop Color

Did you know your poop can be nearly every color of the rainbow, depending on what’s going on in your gut (and what you’re eating)? Here’s what you need to know about poop colors.

  • Brown: The normal poop color. Stools turn brown because of the bile that breaks down fats during digestion. If you see brown, you’re good to go.
  • Green: Green is generally ok too, especially if you’ve recently eaten a massive salad or a green smoothie. But seeing green stools could also indicate the presence of bile, which would normally be broken down during digestion. So you might want to consider slightly increasing your fiber intake to slow digestion and allow that bile to break down fully.
  • Red: Red poops can happen after you’ve consumed bright red foods, especially beets, cranberries, and artificially colored red foods. In that case, there’s no need to be alarmed, your poop should return to a normal brown on your next trip to the bathroom. But bright red could also mean bleeding in the lower GI tract, usually from hemorrhoids or ulcers. If you continue to see red in your stools, see a doctor as soon as possible.
  • Yellow: Yellow stools are usually caused by fat that hasn’t been broken down, so they may also be greasy and smell bad. There may be a malabsorption issue at play here, including possible celiac disease, so it’s best to see your doctor right away.
  • Orange: Most likely you’ll see orange stools after consuming a lot of orange foods, like carrots. This isn’t a cause for alarm, just be mindful that you’re getting a variety of fruits and vegetables in your diet.
  • White: White stools mean that you’re not producing enough bile, and there may be a bile duct obstruction. This is cause to see your doctor sooner rather than later. Some medications, like large doses of Pepto-Bismol, may also cause light-colored or white stools.
  • Black: Black stools may also result from consuming black or deep purple foods, like black beans. However, it may also result from bleeding in the upper GI tract, including the stomach and small intestine. So if you have black stools and you’re not in the habit of eating black beans every day, see a doctor for an evaluation.

Poop Shape and Consistency

If we look back to the Bristol Stool Chart, types 3 and 4–-the healthy poops–-are sausage or snake-shaped. This is the ideal goal for poop shape and consistency. It indicates that you’re eating the right amount of fiber, staying hydrated, and your microbiome and digestive juices are in good shape with digesting your food.

Straying outside of those two types indicates something is off with your water intake, fiber intake, microbiome, or digestion. See our discussion of types 1 and 2 (constipation) and types 4-6 (diarrhea) above.

How You Can Make Your Poop More Solid

While it’s certainly no fun, it’s usually easier to fix diarrhea, aka loose stools, than constipation. Barring some kind of infection or food sensitivity that’s making you constantly run to the toilet (in which case you should see a doctor), the quickest fix to loose stools is to eat more fiber.

Fiber not only bulks up your stools, but it also feeds the probiotic bacteria in your gut, helping them flourish and proliferate. These good bacteria then create a lot of important nutrients you need, like vitamins, neurotransmitters, and short-chain fatty acids. As the microbiome becomes more balanced, digestion improves, and inflammation calms down. 

Why Is My Poop So Big?

If you’ve ever had this question, you’re not alone. Toilet-clogging BM’s can happen to anyone. This might be due to a couple of common reasons. 

  1. You had a large meal. No surprises here, a large intake of food and water can cause a large stool. No worries, your body is doing what it’s supposed to do.
  2. You haven’t gone in a few days. You’re backed up, so when it finally does happen… it happens. This is a sign to look into your water and fiber intake to see if you could increase the frequency of your BM’s. We’ll discuss more tips for addressing constipation below. 

Poop Odor

Your poop is never going to smell like roses, or the potpourri your grandma keeps in the bathroom. But there’s a difference between the normal odor of poop and a foul-smelling poop. If there’s a serious stench coming from the toilet, that’s a sign of malabsorption, a common issue in gut diseases like inflammatory bowel disease and celiac disease.

Just keep in mind that changes to your food intake, especially an increase in fermented foods or fermentable grains and starches, can easily change the smell of your poop. As long as you feel good eating those foods and you have regular bowel habits, this is just a side effect of increased bacterial fermentation in the gut.

How Often Should You Poop?

This is still a topic of some debate in the world of medicine. If you’re asking a conventional M.D., the standard answer is that anywhere between three times a day and once every three days is normal for how often you should poop. Anything more than that qualifies as diarrhea, and anything less than that is constipation.

However, if you’re only pooping once every three days and eating multiple meals per day, you’re probably still pretty backed up. Even every other day is less than ideal. Most functional medicine doctors will say that once a day is the ideal minimum for a normal BM. Twice or three times a day (once per meal) would be even better, as long as you’re sticking to types 3 and 4 on the Bristol scale.

How Long Should It Take You to Poop?

Between feeling the urge to go and passing a stool, it should really only take a few minutes for the whole process to occur. You might have to push a little bit to get going, but straining on the toilet for several minutes shouldn’t be necessary. If that’s happening to you on a regular basis, you probably already know the issue: constipation.

What Can You Do About Constipation?

So if you are in that once-every-other-day or once-every-three-days range (or longer), what can you do to poop more regularly? Here are a few tips:

  • Drink more water (with electrolytes!): We’ve all heard the advice to increase our water intake to prevent constipation, but what if you’re already drinking plenty of water and you’re still jammed up? The trick might be that you’re not getting enough electrolytes, which is what helps water get into your cells. Especially if you drink filtered water (which is a smart choice), adding some electrolytes back in every time you fill up your water bottle is a good idea.
  • Add more fiber to your diet (slowly!): Fiber can be helpful for addressing constipation, but adding too much at once will just slow down digestion even more. You may even want to start with something like psyllium husk powder, which when mixed with water turns into a kind of gel that helps bulk up stools and may potentially soothe the lining of the intestines. It’s also a great toxin binder, so any metabolic waste or other toxic compounds you ingest will get absorbed with the stool and excreted out of the body. Just make sure to take it away from medications and supplements.
  • Retrain your vagus nerve: You can think of the vagus nerve as the body’s master control nerve, running from the brain to all of the major organs in the body, including the intestines. Sometimes chronic constipation can occur because the signal from the vagus nerve to the intestines has been interrupted somehow–-by stress, getting stuck in “fight or flight” mode, or living in a state of fear that dysregulates the nervous system.

    Exercises that can help reconnect the vagus nerve include deep belly breathing, singing (really!), and yoga. You can also seek out neurofeedback therapy to help retrain the vagus nerve and calm the nervous system. If you’ve tried everything else to fix your constipation and nothing is working, focusing on the vagus nerve and regulating the nervous system may be the key you’re looking for.
  • Work with a functional medicine practitioner: Experts trained in functional medicine will often run comprehensive testing such as a microbiome stool test, a SIBO breath test, or a full metabolic panel to help you find the root cause of your constipation. It is possible that a pathogenic overgrowth, methane-dominant SIBO, or poor thyroid function may be contributing to your sluggish bowels.

Should Poop Sink or Float?

You know what happens when you mix oil and water? Right, the oil floats to the top. It’s the same concept with whether your poop sinks or floats. If it floats, it’s because there’s a higher amount of fat in the stool. If it sinks, there’s more fiber.

Floating poops can mean that you’re not digesting fat well, and you might even see grease or oil in the water. That’s a for sure sign that you need to increase your bile production and maybe look into some liver and gallbladder support. Consult with your doctor if fat digestion is a concern for you.

What’s In Your Poop?

It may surprise you (or maybe not, if you’ve made it this far in our explanation), that poop is actually made of 75% water on average. No wonder dehydration is a major cause of constipation. But the other 25% consists of solid material, including undigested plant matter, carbohydrates, protein, fat, and bacterial biomass. This is all normal, but there are a few abnormalities you want to look out for in your stool composition. 

Food

It’s not uncommon to see bits of undigested food in your stool, and fortunately it’s not always a cause for immediate concern. There are many vegetables and carbohydrates that are difficult for humans to digest, and especially if you’re in the process of changing your diet to include more fiber. Common foods where this can happen include:

  • Tough leafy greens and vegetables like kale, spinach, chard, and carrots, especially raw
  • Legumes
  • Grains like oats, rice, and corn
  • Nuts and seeds. 

This can also happen when you’re simply not chewing your food enough or not eating slowly enough. When you only chew your food for a few bites before wolfing it down, it puts more stress on your digestive juices, and eating fast also tells your nervous system that you’re in a state of panic and urgency, which burdens your digestion even more. So chew your food slowly and savor your meals!

Mucus

The walls of your intestines secrete mucus as a protective layer against bacteria and other pathogens. Seeing mucus in your poop is a sign that there could be an infection present in your GI system, especially if the mucus is paired with loose stools, abdominal pain or blood in the stool. 

If you’re regularly seeing mucus in your stool, it’s definitely something to follow up on with your doctor. 

Are Colon Cleanses Good for You?

Colon cleanses, also known as colon hydrotherapy or simply a colonic, have become a popular fad over the last several years, but they may be more trouble than they’re worth. Colon cleansing involves inserting a tube into the rectum through which purified water streams into and fills the entire colon. This stimulates peristalsis to contract the large intestine and expel waste out through the tube (to be carried away into the sewer system).

Many gallons of water may be filtered through the colon during one session. The idea is to completely clean out built-up stool, bacteria, fungus, and even parasites from the colon, allowing it to heal itself and reestablish a healthy microbiome. But there isn’t much research supporting the effectiveness of colon cleansing, and it comes with risks, from dehydration to bowel perforation.

Besides being difficult, invasive, and potentially dangerous if done incorrectly, colon hydrotherapy is, at best, a temporary solution that doesn’t investigate the root cause of the gut issue at play. No matter the gut health issue—be it potential issues with intestinal permeability (aka leaky gut) to regular discomfort—a colon cleanse will only provide short-term relief.

If you’re wondering how to heal your gut and get relief from symptoms like constipation, gas, bloating, and indigestion, you’re probably better off addressing the foundational aspects of gut health, like establishing a healthy diet, incorporating prebiotic and probiotic foods, and potentially adding in postbiotic therapy, like butyrate.

When Should You Talk to Your Doctor About Your Poop

Your first instinct might be that it’s embarrassing to talk to your doctor about your poop. That may be so, but when you notice significant changes in your poop—including these top 10 signs of an unhealthy gut—it means significant changes in your health, and that should never be pushed under the rug.

If you notice consistent changes in your stool, especially when they are accompanied by other symptoms like abdominal pain, fatigue, difficulty digesting foods, bloating, gas, etc.–-consult your doctor. They can provide guidance and give you next steps on figuring out the root cause of the issue as well as diet and treatment options.

How to Get the Perfect Poop

Alright, let’s wrap up and review with some tips on making your poop perfect.

  1. Hydrate: Drink up and make sure you’re getting plenty of electrolytes so that your cells can use that H20. Feel free to change it up with things like green tea, citrus water, and sparkling water so you don’t get bored.
  2. Fiber: Eat the rainbow! Eating a variety of plants can bulk up your stool and make it easier to pass; plus, all of that fiber is fuel for your microbiome. Just remember to increase the amount of fiber you consume slowly, or you’ll probably run into issues with constipation. You can also incorporate more resistant starches, the type of fiber that produces butyrate in the gut. Examples of these include cooked and cooled potatoes, beans, plantains, oats, and rice.
  3. Promotility agents: If your diet is good but motility is still on the slow side and you need to get things moving a little more regularly, you can try some promotility agents like aloe (juice or capsules), triphala (a combination of three ayurvedic herbs), or peppermint, among others.
  4. Toxin binders: If your motility is on the fast side, toxin binders may help to slow it down and grab up harmful toxins in the process. In general, fiber serves as a basic toxin binder, but there are more targeted options available too. Some of these include activated charcoal (just make sure to take it a couple hours away from other medications and supplements), psyllium husk powder, and chlorella. Speak with your doctor about using these binders before you begin.
  5. Probiotics: Probiotics can definitely be helpful for reaching the perfect poop. Just make sure you find a high-quality option that matches your individual needs.
  6. Healthy fats: Increasing your healthy fat intake may help improve your digestion and help things run more smoothly. But again, if your digestion is already too fast, adding in more fats might make things worse, so go slow and see how you feel. Adding fats like MCT oil and olive oil are easier for the body to digest and use as quick fuel.
  7. Digestive aids: Sometimes, we just need a little help on the digestive front end. Try taking betaine HCl (stomach acid) and digestive enzymes with your meals, and see if that improves your digestion and the quality of your stools.
  8. Reduce Stress: We know, this is easier said than done sometimes. But stress really does have a significant impact on your gut health, just as much as your diet and nutrition. Whether it’s developing a relaxing morning routine that makes it easier for you to go at the same time each day, or savoring your food to encourage better digestion, consistently lowering stress levels can help you achieve the perfect #2.
  9. Supplements: Supplements like BodyBio’s Butyrate can support your gut health along with following best practices for diet, lifestyle, and stress management.  

Put the Flow Back in Your Go with BodyBio 

It might not be pretty, but the state of your poop is a powerful diagnostic indicator of your overall health. As is often said in functional and integrative medicine, health (and disease) begins in the gut. If you can get to the bottom of your gut issues, odds are your whole body's well-being will improve along with it.

BodyBio is committed to making people healthier, one cell at a time—including the cells in your colon. As part of that mission, we provide a wide array of supplements for gut health, including Butyrate.  

  • Butyrate is a key postbiotic that provides fuel for the cells of the gut lining. Butyrate benefits include maintaining a healthy microbiome, supporting immunity, and enhancing mental clarity.*

Whether you’re on an epic quest to get your poo back on track or you suspect that what’s happening in your gut is impairing your energy, focus, and mood, we hope this guide to types of poops has given you a few potential solutions, or at least some peace of mind.

Visit our Butyrate page to learn more about BodyBio’s cutting-edge supplement for gut health.

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Butyrate and IBS: What Your Gut Cells Actually Need

You've tried the probiotics. You've cleaned up your diet. You're doing everything you're supposed to do, and your gut still isn't cooperating.

If you have IBS, that frustration is familiar. Bloating, urgency, unpredictable mornings, the constant guessing game of what's going to set things off.

What often gets missed in the conversation around IBS isn't a trendy new supplement or a stricter elimination diet. It's something more foundational: what your gut's own cells actually need to function.

Here's a closer look at what butyrate does, why IBS and low butyrate levels are closely linked, and how supporting the gut at the cellular level can make a difference.

Table of Contents:

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  • Why This Becomes an Issue for People With IBS

  • Supporting the Body More Effectively

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Understanding Butyrate

Butyrate is a short-chain fatty acid (SCFA) produced in the colon when beneficial gut bacteria ferment dietary fiber, specifically resistant starch. It belongs to a class of compounds called postbiotics, the functional byproducts of a healthy microbiome.

Unlike probiotics, which are living bacteria, butyrate is a metabolite. It's a compound your body puts to work directly at the cellular level. Understanding the difference between probiotics and postbiotics, like butyrate, is a useful shift you can make when thinking about gut health.

Why the Body Relies on Butyrate

Your colon is lined with specialized cells called colonocytes. These cells run almost entirely on butyrate, providing up to 90% of their energy needs.

When colonocytes have what they need, they do their job well. They maintain the integrity of the gut lining, regulate what passes into the bloodstream, support a healthy inflammatory response, and help keep gut motility on track. Without enough butyrate, the gut’s main source of energy, the gut simply can't do its job well.

How Butyrate Works in the Gut

Butyrate supports three interconnected systems in the gut: the gut lining, the immune environment, and gut motility.

The gut lining is just one cell layer thick. Butyrate fuels those cells and supports the tight junctions between them, the structural connections that keep the barrier intact and functioning.

At the immune level, butyrate helps the body maintain a balanced inflammatory response in the colon without triggering overactivation. And because it directly influences the rhythmic contractions that move contents through the digestive tract, it plays a meaningful role in the irregular patterns that so many people with IBS experience.

What Happens When Butyrate Levels Are Supported vs. Strained

When butyrate is available in adequate amounts, the gut lining stays resilient, motility is more regular, and digestive comfort improves, whether you have a diagnosis of IBS or not.

If butyrate levels fall short, the gut barrier may become less stable, motility can become unpredictable, and the colon's immune environment may shift. How pronounced these patterns are varies from person to person. Diet, stress, genetics, and microbiome composition all play a role in your body’s patterns too.

Why This Becomes an Issue for People With IBS

Modern Stressors on Butyrate Production

Butyrate is made by gut bacteria that ferment resistant starch, a type of fiber found in foods like cooked and cooled potatoes, legumes, and underripe bananas. The modern diet is low in these foods. That means many people simply aren't giving their gut bacteria the raw materials they need to produce adequate butyrate levels.

Antibiotic use, chronic stress, and certain medications can also reduce the population of butyrate-producing bacteria in the colon. Over time, that compounds the butyrate production gap.

Why Common Approaches Often Fall Short

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Fiber-based approaches come with a similar challenge. In some people with IBS, increasing fermentable fiber can worsen bloating and gas before it helps, because a disrupted microbiome may not efficiently use that fiber to make butyrate.

Since butyrate works at the cellular level, the signs of low butyrate can overlap common IBS symptoms, which is part of why the connection between the two gets overlooked.

Supporting the Body More Effectively

Foundational Support for Butyrate Production

Diet is the first step to improving the body's natural butyrate production. Foods high in resistant starch give butyrate-producing bacteria what they need to function properly.

Foods that naturally support butyrate production include cooked and cooled rice, potatoes, and legumes. A steady intake of resistant starch over time does more for the microbiome than occasional high-fiber days followed by low-fiber ones.

Stress management and adequate sleep can also support a more stable gut environment. Chronic stress directly affects microbiome composition and motility through the gut-brain axis. 

When Targeted Butyrate Support Makes Sense

For people whose microbiome is disrupted or whose diet can't consistently provide enough resistant starch, direct butyrate supplementation is another option for long-term support.*

Supplemental butyrate delivers the short-chain fatty acid directly to the colon, where colonocytes can put it to use.* Clinical research has shown that sodium butyrate supplementation is associated with improvements in abdominal comfort and bowel regularity in people with IBS.

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Butyrate, IBS, and the Cellular Health Connection

IBS is complex, and its causes vary from person to person. But one consistent finding in the research is that people with IBS tend to have lower levels of butyrate-producing bacteria and overall reduced short-chain fatty acids in the gut. That points to a cellular resource problem as much as a microbiome problem.

When the cells lining the colon are undersupported, the entire digestive environment becomes less stable. Gut barrier function, motility, immune signaling, and communication along the gut-brain axis all depend on colonocytes having what they need to function.

Supporting the gut at the cellular level is not a replacement for other gut health practices (whole food probiotics, exercise, etc.). It’s the foundation that makes those practices more effective. When your cells are supported, the body functions more efficiently as a whole.

How Butyrate Supports IBS Comfort Long-Term

IBS can feel like a moving target, and the path toward better digestive comfort is rarely a straight line or a quick fix. Supporting your gut at the cellular level creates a more stable foundation, and that starts with making sure colonocytes have the fuel they need.*

Butyrate works best as part of a consistent approach that includes diet, lifestyle, and targeted support where needed. Progress tends to be gradual, and that's expected. It reflects the time it takes for the gut lining to strengthen and the microbiome to rebalance.

IBS makes a lot more sense when you know what the gut's cells actually need. And that clarity is often where real progress begins.

Support your gut at the cellular level with BodyBio Butyrate.*

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Sugar is everywhere during the holidays, from dessert spreads to seasonal lattes. And while your taste buds are celebrating, your gut (and metabolism) is dealing with the consequences.

Refined Sugar and the Microbiome

When you're eating more holiday cookies and desserts than usual, certain bacteria in your gut that love simple carbohydrates start to flourish. This temporary shift can show up as stronger cravings, more bloating, or mood changes, which may help explain why you keep going back to the cookie tray.

When this imbalance sticks around, it can affect your gut barrier (the protective lining that keeps your gut contents where they belong). When that barrier gets compromised, bacterial byproducts (waste and toxins produced by bacteria) slip into your bloodstream and trigger inflammation throughout your body. Since at least 70-80% of your immune system lives in your gut, keeping this barrier strong is especially important during the holidays when you're more susceptible to seasonal bugs. 

This systemic inflammation can even show up as breakouts or dull skin, another reminder of how deeply your gut health affects your whole body.

Sugar Spikes and Cellular-Level Stress

Those cookie-fueled blood sugar rollercoasters don't just zap your energy. They create stress at the cellular level. Your mitochondria have to work overtime to manage these ups and downs. The oxidative stress that results from these swings doesn't stay in your gut. It affects your whole body, compounding the stress you're already feeling and making recovery that much harder.

The Stress-Gut Connection

Between travel logistics, family gatherings, and year-end deadlines, the holidays can send your cortisol levels soaring. That stress response directly impacts how your gut functions.

The Gut-Brain Axis in Action

Your gut and brain are in constant conversation through the gut-brain axis. When stress rises (from travel chaos, family dynamics, or that never-ending to-do list), your body pumps out cortisol to help your body handle it. Cortisol slows digestion and weakens your gut barrier, exactly when you need them working their best.

Holiday Stress + Sugar = A Rough Combination

When emotional stress meets dietary stress, the side effects can multiply quickly. This is why bloating, constipation, and relentless sugar cravings often show up together during the busiest weeks of the year. Your gut is working overtime to keep up.

Alcohol's Role in Gut Imbalance

Holiday cocktails and wine (or your beverage of choice) add another layer of stress to an already taxed digestive system, particularly when it comes to gut barrier integrity.

How Alcohol Affects the Gut Barrier

Alcohol increases gut permeability, making that protective barrier more porous, and feeds inflammation in your digestive tract. It also depletes beneficial compounds like butyrate that your gut needs to stay strong.

The Next-Day Domino Effect

Ever notice how after a night with just one or two cocktails, you sleep poorly, crave sugar like crazy, and feel more stressed the next day? Each of these factors puts more strain on your microbiome, creating a cycle that's tough to break when holiday parties stack up week after week.

But that doesn’t mean you have to abstain from the fun altogether to shield your gut from harm. You just need a plan to minimize the side effects. 

Supporting Your Gut During the Holidays

You can protect your gut without skipping the celebrations with just a few, simple, strategic habits that make all the difference.

Lifestyle Swaps

You don't need to overhaul your entire holiday routine. A few small shifts make a real difference:

Hydrate between drinks. No seriously, alternate a tall glass of water after each drink, preferably with added electrolytes. Water + key minerals help your body process both sugar and alcohol more efficiently.

Pair sweets with protein or healthy fats. A handful of nuts with that cookie, or hard cheese with your dessert, slows glucose absorption and prevents wild blood sugar spikes.

Move daily. Even a 15-minute walk after meals helps regulate stress hormones and gets your digestion moving. Get the whole family involved for more quality time together!

Eat butyrate-rich foods. Foods like butter, ghee, and aged cheeses naturally contain some butyrate, while fiber-rich foods like cooked and cooled oats, slightly underripe bananas, and legumes help your gut bacteria produce more of it.

Smart Supplement Support: Butyrate

Butyrate is a postbiotic (a beneficial compound that your good gut bacteria naturally produce) that supports your gut lining, reduces inflammation, and helps keep your microbiome balanced. It's the perfect holiday event partner for your gut.*

During the holidays, butyrate helps you:

  • Skip the bloat with no more uncomfortable gas after meals*

  • Digest rich foods without the heavy, sluggish feeling*

  • Balance blood sugar after dessert (high spikes → gentle hills)*

  • Recover faster between celebrations by strengthening your gut barrier*

Butyrate is flexible. You can take it with or without food, and dose up or down based on your needs (up to six capsules per day). Already taking a probiotic that works for you? Butyrate works alongside it (more on that below).

Butyrate Q&A: Your Holiday Gut Support Ally

Q: Can I take butyrate with or without food?
A: Either way works. Take it however feels best for you. Some people prefer it with meals, others between. The most important thing is to stay consistent for gut protection.

Q: Is butyrate the same as a probiotic?
A: No, it's a postbiotic! Probiotics add beneficial bacteria to your gut. Butyrate is what healthy bacteria produce to keep your gut lining healthy and reduce inflammation.*

Q: Can I take butyrate with probiotics?
A: Absolutely. Probiotics repopulate the good bacteria, while butyrate strengthens the environment they need to thrive. They work well together. If probiotics are giving you some beneficial results but not all, butyrate can help bridge the gap.* 

Keep Your Gut (and Holidays) Happy

Sugar, stress, and alcohol are part of the holiday package, and that's okay (in moderation of course). They don't have to derail how you feel or leave you fighting to bounce back.

Your gut doesn't need perfection; it simply needs nutrition, hydration, movement, and smart support when things get hectic. Butyrate is the perfect holiday event partner to support your gut microbiome and gut lining through every celebration, so you can enjoy the season without total gut and metabolic disruption.

When sugar, stress, and alcohol impact your gut this season, support your microbiome with BodyBio Butyrate.*

The Gut-Brain Axis: How Your Gut Health Shapes Mood, Mind, and More
Ashley Palmer | 08.19.2025

The Gut-Brain Axis: How Your Gut Health Shapes Mood, Mind, and More

If you're struggling with brain fog, poor focus, or mood swings, you might think the problem is in your head. But the real culprit is likely sitting about three feet lower, in your gut. Your digestive system is constantly communicating with your brain through the gut-brain axis, and when that communication breaks down, your mental clarity and mood suffer.

At BodyBio, we've strived to create products that support this connection for over 25 years because it perfectly demonstrates our core philosophy: cellular health is the foundation of every system in your body. When you support the cellular function of both your gut and brain (and the nervous system that connects them), you're optimizing a communication network that determines how you feel every single day.

Table of Contents:

  • What Is the Gut-Brain Axis?

  • How Gut Bacteria Control Your Brain Chemistry

  • Why Cellular Health Determines Gut-Brain Communication

  • Butyrate Benefits for Gut-Brain Health

  • Supporting Your Gut-Brain Highway

  • Why BodyBio Butyrate Addresses the Root Cause

  • Recognizing Gut-Brain Disconnection

  • Your Gut-Brain Connection Determines Your Daily Experience

What Is the Gut-Brain Axis?

The gut-brain axis is a bidirectional (two-way) communication network. When this communication breaks down, you get symptoms like brain fog, mood swings, and cognitive issues. Your digestive system faces constant exposure to environmental toxins and harmful microbes that your brain never encounters directly, so these communication breakdown symptoms typically start there and travel upward.

Your gut contains over 500 million neurons (more than your spinal cord!) and produces about 90% of your body's serotonin (the "happiness hormone"). With all this neural activity, scientists actually call the gut your "second brain," and your gut communicates with the brain in your head through several fascinating pathways.

The most important connection is the vagus nerve, which acts like a major highway between your gut and brain, carrying messages in both directions within milliseconds. When your gut detects problems, the vagus nerve is often the first messenger to alert your brain, which explains why digestive issues so quickly affect mood and cognition.

Your gut also houses about 70% of your immune system, and these immune cells constantly monitor what's happening in your digestive tract. They’re constantly sending inflammatory or anti-inflammatory signals directly to your brain. Meanwhile, the trillions of bacteria in your gut are producing metabolites 24/7 (compounds created during digestion, such as SCFAs) that can cross into your bloodstream and influence your brain chemistry.

Your gut health also determines how well you absorb the vitamins, minerals, and healthy fats your brain needs to function. This is why bioavailable supplements are so important. When gut function is compromised, even a perfect diet may not deliver the nutrients your brain needs.

How Gut Bacteria Control Your Brain Chemistry

Your gut microbiome consists of different bacterial species producing compounds that directly influence your mental state. When this system is working well, you feel mentally sharp and emotionally balanced. When it's disrupted, you may experience signs of poor gut health that affect both digestion and mental function.

Your gut bacteria are manufacturing these brain chemicals:

Neurotransmitter

What It Controls

When It’s Balanced

Warning Signs of Deficiency

Serotonin

Mood, sleep, appetite, gut motility

Happy, calm, sleeping well, good digestion

Anxious, depressed, insomnia, digestive issues

GABA (gamma-aminobutyric acid)

Nervous system calming, anxiety control

Relaxed, focused, stress-resilient

Anxious, overwhelmed, racing thoughts

Dopamine

Motivation, pleasure, reward processing

Motivated, satisfied, energized

Unmotivated, anhedonia, chronic fatigue

Acetylcholine

Memory, attention, learning

Sharp thinking, good focus, clear memory

Brain fog, poor concentration, memory lapses

Modern life constantly disrupts this bacterial balance. Processed foods, antibiotics, chronic stress, artificial sweeteners, and environmental toxins can wipe out beneficial bacteria while allowing harmful species to proliferate.

Recent research from 2023 consistently shows that people with anxiety and depression have distinctly different gut bacteria patterns compared to mentally healthy individuals, specifically, fewer beneficial bacteria and more inflammatory species.

When your gut barrier becomes compromised, inflammatory molecules escape into your bloodstream and can reach your brain. This neuroinflammation interferes with normal neurotransmitter function and has been directly linked to depression, anxiety, brain fog, and cognitive decline.

Why Cellular Health Determines Gut-Brain Communication

The gut-brain connection works at the cellular level. Your gut lining consists of epithelial cells that are absolutely remarkable. These cellular guardians completely regenerate every 3-5 days while maintaining sophisticated tight junctions that control what gets through, allowing beneficial nutrients in while blocking harmful substances.

Cell health determines barrier integrity. When these epithelial cells (the cells that form protective barriers) are healthy and well-nourished, they maintain strong barrier function. When cellular health is compromised, you get increased intestinal permeability (leaky gut), and that's when problems cascade upward, to the brain.

The cellular problem cascade works like this:

  1. Healthy gut cells → Strong barrier function → Optimal nutrient absorption → Good brain function

  2. Compromised gut cells → Leaky gut → Poor nutrient absorption + inflammation → Brain fog, mood issues, cognitive problems

The cellular nutrients that support gut health also support brain cell function (and vice versa). Phospholipids are essential for both intestinal cell membranes and neural cell membranes. Mitochondria (the power house of the cell) in both gut and brain cells require identical nutrients to produce energy efficiently.

This is why our approach focuses on providing fundamental cellular building blocks rather than just targeting isolated symptoms. When you nourish your cells, you nourish every system, including this crucial gut-brain communication network.

Some of the most important nutrients for optimal gut-brain function include:

  • Phospholipids for healthy cell membranes and communication

  • Quality fats for mitochondrial function and hormone production

  • B vitamins for energy production and neurotransmitter synthesis

  • Minerals for enzymatic processes and cellular repair

Butyrate Benefits for Gut-Brain Health

Among all the compounds your gut bacteria produce, butyrate stands out as perhaps the most important for both digestive and neurological health. This short-chain fatty acid serves as premium fuel for colonocytes (gut lining cells), providing up to 70% of their energy needs.*

Butyrate's multifaceted benefits:

For cellular gut health: Butyrate directly fuels the epithelial cells that maintain your intestinal barrier. It strengthens the tight junction proteins that connect cells together, reduces local inflammation, and supports the protective mucus layer that shields your gut lining.*

For brain function: Recent studies from 2024 demonstrate that butyrate can cross the blood-brain barrier and provide direct neuroprotective benefits (brain-protecting benefits). It acts as a histone deacetylase inhibitor (a compound that influences which genes are active), influencing gene expression in ways that support neuroplasticity, stress resilience, and cognitive function.*

For healthy inflammation responses: Butyrate works with your body's natural processes to support balanced inflammation, creating the right environment for optimal gut-brain signaling.*

Modern butyrate deficiency is widespread. Our ancestors consumed much more resistant starch (the specific fiber that feeds butyrate-producing bacteria), but modern diets are heavily processed and fiber-poor. Alongside poor dietary fiber, stress, medications, and environmental toxins are constantly working against beneficial bacteria.

Even when people eat more fiber, it can take months to rebuild the bacteria that produce butyrate. Fortunately, studies suggest that direct butyrate supplementation can provide immediate support for both gut barrier function and neurological health.*

Supporting Your Gut-Brain Highway

The right foods can boost butyrate-producing bacteria naturally. These beneficial species thrive on resistant starches found in cooked and cooled potatoes, rice, and legumes. The cooling process creates starch that becomes more digestible to bacteria. Unripe bananas, certain whole grains, and Jerusalem artichokes also provide resistant starch.

Your stress levels directly impact gut bacteria composition. Chronic stress literally reshapes your microbiome and increases intestinal permeability. Since the vagus nerve carries stress signals directly to your gut, managing stress protects this crucial communication pathway.

Quality sleep matters more than most people realize. Your gut bacteria have their own daily cycles that align with your sleep patterns. Poor sleep disrupts bacterial metabolism and increases intestinal permeability, affecting both ends of the gut-brain axis.

Regular movement supports the entire system. Exercise promotes beneficial bacteria diversity, supports healthy gut motility, and activates the vagus nerve in positive ways. You don't need intense workouts — even consistent walking makes a measurable difference.

Why BodyBio Butyrate Can Support the Gut

Most people can't produce a therapeutic amount of butyrate naturally, even with improved diet and lifestyle. Damaged gut cells can't effectively utilize the butyrate that bacteria do produce, while compromised bacterial populations can't manufacture sufficient amounts in the first place.

BodyBio Butyrate provides direct cellular support by:

  • Delivering butyrate directly to gut epithelial cells for immediate barrier repair*

  • Supporting tight junction integrity that prevents harmful substances from reaching your brain*

  • Promoting a balanced inflammation response throughout the gut-brain axis*

  • Optimizing the cellular environment for improved nutrient absorption and neurotransmitter production*

Recognizing Gut-Brain Disconnection

Since gut problems usually initiate the cascade, recognizing early warning signs can help you address issues before they significantly impact brain function.

Digestive symptoms often appear first: bloating, gas, irregular bowel movements, food sensitivities, or that heavy feeling after eating. These early signs can indicate developing digestive gastrointestinal diseases that affect gut-brain communication.

More advanced gut-brain disruption shows up as persistent brain fog, memory issues, chronic anxiety or depression, autoimmune symptoms, or frequent illness. Problems with nutrient absorption can cause fatigue despite a good diet, slow wound healing, brittle nails, thinning hair, or persistent nutritional deficiencies despite supplementation.

If you're experiencing several of these symptoms, your gut-brain axis may need cellular level support to restore optimal communication.

Your Gut-Brain Connection Determines Your Daily Life

Your gut-brain connection affects how you feel every day. When your microbiome composition and your gut lining break down, communication with your brain gets disrupted, leading to brain fog, mood issues, and cognitive problems.

Supporting this system at the cellular level makes the biggest difference. While dietary and lifestyle changes help, many people benefit from targeted gut health supplements to optimize their second brain.*

Your gut really is your second brain. When you take care of both systems at the cellular level, you're setting yourself up for clearer thinking, better mood stability, and improved overall health.

Support your gut-brain axis with BodyBio Butyrate →*