How to Reset Your Gut in 3 Days: What to Do and Tips

Can you reset your gut in 3 days? Here’s how to jumpstart healthy habits for long-term gut health.

Gut reset
by
Caitlin Beale, MS, RDN
— Signos
Health & Nutrition Writer
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Updated by

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Science-based and reviewed

Updated:
Published:
December 10, 2024
October 3, 2024

Table of Contents

Gut health continues to be a hot wellness topic as we learn more about the close connection between our gut microbes and human health. The community of microorganisms in our digestive tract, known as the gut microbiome, plays a crucial role in maintaining our overall health. 

While chronic diseases are complex and influenced by many factors, emerging research suggests a compelling link between an unhealthy gut microbiome and conditions ranging from diabetes to autoimmune diseases.  This connection underscores the importance of nurturing our gut health for digestive comfort and whole health.1, 2

For those experiencing significant digestive issues, the first step is to visit the doctor to rule out anything serious. Healing your gut requires patience and dedication, but every journey begins with a single step. 

In this article, you’ll learn about the essential role of the gut microbiome, what it means to reset your gut, and how you can work towards better gut health. 

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Understanding the Gut Microbiome and Its Importance

The gut microbiome refers to the trillions of microbes residing in your digestive tract. These tiny organisms have evolved alongside us, creating a symbiotic relationship where their activity influences normal functions like immune health and nutrient absorption.3

Diversity is vital to a healthy gut microbiome, with various species of good bacteria and other organisms residing in the digestive tract. These microbes work together to break down food, synthesize vitamins, and act as a protective barrier against harmful pathogens. Short-chain fatty acids like butyrate (created when gut bacteria ferment dietary fibers) provide health benefits and reduce inflammation in the GI tract to help protect against inflammatory disease.4

When the balance of beneficial bacteria is altered, the ripple effects can lead to significant health issues. An unhealthy gut microbiome can disrupt digestion, weaken the immune system, and contribute to inflammation. The gut microbiome has been linked to health conditions like:5 

  • Irritable bowel syndrome (IBS) 
  • Inflammatory bowel disease (IBD)
  • Allergies
  • Autoimmune diseases
  • Mental health disorders like anxiety and depression
  • Metabolic disorders like obesity and diabetes

Gut Reset vs Gut Detox: Key Differences

How to reset your gut

When researching better gut health, you may encounter terms like "gut reset" and "gut detox." While both appear similar, there are fundamental differences between them.

The human body naturally detoxifies with the help of the liver and kidneys, usually without the need for external help. While it's tempting to believe special supplements or diets are needed, a true "gut detox" could be as simple as ensuring you have regular daily bowel movements, as this is a primary way the body eliminates waste and toxins.

In contrast, a gut reset is about steering your digestive system back to its optimal state. It doesn't promise miraculous results within days but instead sets a foundation for improved gut health

A gut reset focuses on nourishing the gut microbiome, making lifestyle changes, and adopting healthier habits to support your digestive health long term. 

<div class="pro-tip"><strong>Also Read: </strong><a href=gut-health-and-weight-loss>Gut Health Is Important for Weight Loss</a></a>.</div>

Do Gut Resets Work?

Resetting the gut takes time, especially if you've been struggling with symptoms. However, there are positive changes you can make in the short term that can help improve digestive health.

Interestingly, research indicates that dietary changes can alter the microbiome's composition within as little as 24 hours, showing how our food significantly influences gut health. However, these changes are not guaranteed to last unless supported by consistent, long-term dietary habits.6 

A study published in Frontiers of Nutrition found that diets rich in diverse plant-based foods such as fruits, vegetables, legumes, and whole grains can significantly boost gut microbiota diversity. Fermented foods like yogurt, kefir, and sauerkraut are also essential, as they introduce beneficial probiotics that aid in restoring gut balance.7

On the other hand, diets high in processed foods, inflammatory fat, and added sugars have been shown to decrease microbial diversity and promote the growth of harmful bacteria.8 

A short-term gut reset can serve as a gateway to instigate healthier choices and awareness of one's gut health. By starting with a focused reset, you can set the tone for habits needed to maintain these beneficial microbiome changes.

Signs of an Unhealthy Gut

Understanding the signs of an unhealthy gut can help you take proactive steps toward restoring balance and improving your overall well-being. If you notice any changes in your health or new or worsening digestive symptoms, always check in with your doctor.

Here are several signs you might have an unhealthy gut:

  • Unintended Changes in Weight: Gut dysbiosis (imbalanced gut bacteria) may impair your body's ability to absorb nutrients, regulate blood sugar, or store fat, leading to metabolic changes.9
  • Autoimmune Conditions: Some research suggests that an imbalanced gut can increase inflammation and result in the improper functioning of the immune system, potentially contributing to autoimmune diseases.10
  • Intolerance to Foods: Not all food intolerances are due to allergies; some can arise from poor gut health, leading to discomfort and bloating.
  • Fatigue and Sleep Disturbances: The gut produces many neurotransmitters that affect sleep, such as serotonin.11
  • Skin Issues: Skin conditions like eczema can be related to gut issues, related to inflammation.12
  • Significant Gastrointestinal (GI) Distress: If you're experiencing severe or new constipation, diarrhea, bloating, or other symptoms, consult a healthcare provider to address the root cause. 

3-Day Plan to Reset Your Gut

Resetting your gut

To help guide you on this journey, here's a 3-day plan designed to reset your gut and improve digestion and well-being. By choosing gut-supportive foods, incorporating specific activities, and establishing a routine, you can begin to nurture your gut health.

Day 1: Start With the Basics

Wake Up Time

Start your day by waking up between 6:30 and 7:00 am. Your body’s internal clock (controlled by circadian rhythms) aligns with natural light patterns and closely connects to your gut health. One study even suggests a close relationship between circadian and gut dysbiosis.13

Foods to Eat

Focus on consuming fermented foods like yogurt or kefir for breakfast. These foods introduce probiotics that help replenish healthy gut bacteria. 

What to Do

Incorporate a gentle walk or yoga session into your morning routine. These activities enhance your circulation and promote a calm state of mind, supporting digestion. Exercise is also closely tied to better gut health, as movement may positively influence the microbiome.14

Bedtime

Try winding down by 10:00 PM with a calming bedtime routine. Limit screen time an hour before bed, and try to find an activity that helps you relax (whether it’s a warm bath, reading, or stretching). Sleep gives time for repair, and when you're fasting during sleep, the cleansing waves of the digestive system can move through to help flush out toxins and waste.

Day 2: Continue and Strengthen Your Gut Health

Wake Up Time

Stay consistent and try to wake up around 7:00 AM again on day two. This continued routine helps reinforce your body's internal clock for stable energy levels and improved focus throughout the day.

Foods to Eat

For breakfast, continue with fermented foods, but introduce variety by adding miso or sauerkraut to your meals. Complement these with high-fiber foods like quinoa, veggies, nuts, and seeds to feed your beneficial bacteria. Studies on high-fiber diets show they increase the production of short-chain fatty acids to support a healthy gut environment.15

What to Do

Keep up with your morning walk or yoga session, but consider slightly extending the duration or intensity to boost circulation and enhance your mood. 

Bedtime

Just as in day one, aim for a bedtime around 10:00 PM. If you need extra relaxation, add a cup of herbal tea, such as chamomile. Stick with avoiding screens before bed to prioritize relaxation and mindfulness. 

Day 3: Building a Sustainable Gut-Healthy Lifestyle

Wake Up Time

Maintain the same wake-up time of 7:00 AM for consistency.

Foods to Eat

Add polyphenols for antioxidants that support your gut health. Research on polyphenols suggests they can help promote the growth of beneficial bacteria and decrease inflammation in the gut. Foods rich in polyphenols include dark chocolate, blueberries, green tea, and coffee.16

What to Do

Consider adding strength training exercises to your daily routine; weights help improve muscle mass and support a healthy metabolism. Remember to stretch and foam roll after your workouts to aid in recovery and prevent injury.

Bedtime

Maintain a consistent bedtime routine and continue incorporating relaxation techniques such as slow breathing or guided meditation. Consider adding a few drops of lavender essential oil to your pillow for relaxation and improved sleep quality. 

8 Tips for a Healthy Gut Microbiome

Beyond the suggestions above, here's a list of tips you can incorporate anytime to support a healthy gut microbiome:

  • Consider Supplementing With Prebiotics and Probiotics: Prebiotics are non-digestible fibers that promote the growth of beneficial bacteria in your gut, while probiotics are live microorganisms that can improve the balance of your gut microbiome.
  • Embrace Food Diversity: Consuming whole foods such as fruits, vegetables, and whole grains provides the nutrients your gut bacteria need to thrive.
  • Avoid Processed and Highly Refined Foods: Ultra-processed foods often lack essential nutrients and may contain ingredients that disrupt the balance of your gut microbiome.
  • Stay Hydrated: Drinking enough water helps maintain regular bowel movements and supports the growth of beneficial bacteria in your gut.
  • Avoid Artificial Sweeteners: While the jury is still out, some research suggests artificial sweeteners may disrupt gut bacteria.17
  • Manage Your Stress Levels: Stress can negatively impact your gut, so practice stress resistance with techniques such as mindfulness, meditation, or yoga.
  • Check for Potential Food Intolerances: Identifying and avoiding trigger foods can reduce inflammation to help calm gut discomfort. 
  • Stay Hydrated: Adequate water intake aids digestion and helps maintain the mucosal lining of the intestines.

Learn More About How to Improve Blood Sugar Health With Signos’ Expert Advice

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Signos has a team of health experts who compile evidence-based nutrition information to help you improve your health and wellness. Check out the resources here.

Find out if Signos is a good fit for you by taking a quick quiz.

<div class="pro-tip"><strong>Learn More: </strong><a href=probiotics-weight-loss>Probiotics and Weight Loss: The Link + Risks</a>.</div>

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References

  1. Sadagopan, A., Mahmoud, A., Begg, M., Tarhuni, M., Fotso, M., Gonzalez, N. A., Sanivarapu, R. R., Osman, U., Latha Kumar, A., & Mohammed, L. (2023). Understanding the Role of the Gut Microbiome in Diabetes and Therapeutics Targeting Leaky Gut: A Systematic Review. Cureus, 15(7), e41559. https://doi.org/10.7759/cureus.41559
  2. De Luca, F., & Shoenfeld, Y. (2019). The microbiome in autoimmune diseases. Clinical and experimental immunology, 195(1), 74–85. https://doi.org/10.1111/cei.13158
  3. Hills, R. D., Jr, Pontefract, B. A., Mishcon, H. R., Black, C. A., Sutton, S. C., & Theberge, C. R. (2019). Gut Microbiome: Profound Implications for Diet and Disease. Nutrients, 11(7), 1613. https://doi.org/10.3390/nu11071613
  4. Du, Y., He, C., An, Y., Huang, Y., Zhang, H., Fu, W., Wang, M., Shan, Z., Xie, J., Yang, Y., & Zhao, B. (2024). The Role of Short Chain Fatty Acids in Inflammation and Body Health. International journal of molecular sciences, 25(13), 7379. https://doi.org/10.3390/ijms25137379
  5. Hills, R. D., Jr, Pontefract, B. A., Mishcon, H. R., Black, C. A., Sutton, S. C., & Theberge, C. R. (2019). Gut Microbiome: Profound Implications for Diet and Disease. Nutrients, 11(7), 1613. https://doi.org/10.3390/nu11071613
  6. Leeming, E. R., Johnson, A. J., Spector, T. D., & Le Roy, C. I. (2019). Effect of Diet on the Gut Microbiota: Rethinking Intervention Duration. Nutrients, 11(12), 2862. https://doi.org/10.3390/nu11122862
  7. Tomova, A., Bukovsky, I., Rembert, E., Yonas, W., Alwarith, J., Barnard, N. D., & Kahleova, H. (2019). The Effects of Vegetarian and Vegan Diets on Gut Microbiota. Frontiers in nutrition, 6, 47. https://doi.org/10.3389/fnut.2019.00047
  8. Song, Z., Song, R., Liu, Y., Wu, Z., & Zhang, X. (2023). Effects of ultra-processed foods on the microbiota-gut-brain axis: The bread-and-butter issue. Food research international (Ottawa, Ont.), 167, 112730. https://doi.org/10.1016/j.foodres.2023.112730
  9. Cuevas-Sierra, A., Ramos-Lopez, O., Riezu-Boj, J. I., Milagro, F. I., & Martinez, J. A. (2019). Diet, Gut Microbiota, and Obesity: Links with Host Genetics and Epigenetics and Potential Applications. Advances in nutrition (Bethesda, Md.), 10(suppl_1), S17–S30. https://doi.org/10.1093/advances/nmy078
  10. Sadagopan, A., Mahmoud, A., Begg, M., Tarhuni, M., Fotso, M., Gonzalez, N. A., Sanivarapu, R. R., Osman, U., Latha Kumar, A., & Mohammed, L. (2023). Understanding the Role of the Gut Microbiome in Diabetes and Therapeutics Targeting Leaky Gut: A Systematic Review. Cureus, 15(7), e41559. https://doi.org/10.7759/cureus.41559
  11. Neroni, B., Evangelisti, M., Radocchia, G., Di Nardo, G., Pantanella, F., Villa, M. P., & Schippa, S. (2021). Relationship between sleep disorders and gut dysbiosis: what affects what?. Sleep medicine, 87, 1–7. https://doi.org/10.1016/j.sleep.2021.08.003
  12. Zhong, Y., Wang, F., Meng, X., & Zhou, L. (2024). The associations between gut microbiota and inflammatory skin diseases: a bi-directional two-sample Mendelian randomization study. Frontiers in immunology, 15, 1297240. https://doi.org/10.3389/fimmu.2024.1297240
  13. Withrow, D., Bowers, S. J., Depner, C. M., González, A., Reynolds, A. C., & Wright, K. P., Jr (2021). Sleep and Circadian Disruption and the Gut Microbiome-Possible Links to Dysregulated Metabolism. Current opinion in endocrine and metabolic research, 17, 26–37. https://doi.org/10.1016/j.coemr.2020.11.009
  14. Monda, V., Villano, I., Messina, A., Valenzano, A., Esposito, T., Moscatelli, F., Viggiano, A., Cibelli, G., Chieffi, S., Monda, M., & Messina, G. (2017). Exercise Modifies the Gut Microbiota with Positive Health Effects. Oxidative medicine and cellular longevity, 2017, 3831972. https://doi.org/10.1155/2017/3831972
  15. Vinelli, V., Biscotti, P., Martini, D., Del Bo', C., Marino, M., Meroño, T., Nikoloudaki, O., Calabrese, F. M., Turroni, S., Taverniti, V., Unión Caballero, A., Andrés-Lacueva, C., Porrini, M., Gobbetti, M., De Angelis, M., Brigidi, P., Pinart, M., Nimptsch, K., Guglielmetti, S., & Riso, P. (2022). Effects of Dietary Fibers on Short-Chain Fatty Acids and Gut Microbiota Composition in Healthy Adults: A Systematic Review. Nutrients, 14(13), 2559. https://doi.org/10.3390/nu14132559
  16. Calabriso, N., Massaro, M., Scoditti, E., & Carluccio, M. A. (2023). Dietary Polyphenols and Their Role in Gut Health. Nutrients, 15(12), 2650. https://doi.org/10.3390/nu15122650
  17. Conz, A., Salmona, M., & Diomede, L. (2023). Effect of Non-Nutritive Sweeteners on the Gut Microbiota. Nutrients, 15(8), 1869. https://doi.org/10.3390/nu15081869

About the author

Caitlin Beale is a registered dietitian and nutrition writer with a master’s degree in nutrition. She has a background in acute care, integrative wellness, and clinical nutrition.

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