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The Mel Robbins PodcastThe Mel Robbins Podcast

Reset Your Gut in 5 Days: A Medical Doctor’s Step-by-Step Protocol to Transform Your Health

Order your copy of The Let Them Theory 👉 https://melrob.co/let-them-theory 👈 The #1 Best Selling Book of 2025 🔥 Discover how much power you truly have. It all begins with two simple words. Let Them. — Want to get rid of your bloated belly for good? Are you ready for more energy and better overall health? Do you want to start seeing results in 5 days (or less)? In today’s episode, Mel is joined by double-board certified Dr. Amy Shah for Part 2 of her masterclass on how to optimize your gut health. Dr. Amy, a medical doctor trained at Harvard, Cornell, and Columbia University, is an immunologist and leading expert in women’s hormonal health and nutrition. And she’s here to teach you her proven 5-step method to heal inflammation, reset your natural hormone balance, and heal food sensitivities. Learn how to use the power of your gut microbes to help digestion, gain mental clarity, and decrease your stress levels. In this episode, Dr. Amy discusses topics like: What a gut microbiome is Why science says iy is the key to better mental and physical health The scientific link between gut health and depression, cancer, and heart diseases What the brain-gut connection is and why it’s essential to your health What to do after your overindulgence in holiday food and drinks The reason you can’t properly digest food What makes your gut bacteria “upset” and what keeps them "happy"? How healthy aging is directly connected to your gut biome Why stress can make you bloated The reason 1 in 7 people experience bloating once a week How gut health impacts a woman's hormone health The difference between fiber and insoluble fiber The only type of bread that heals your gut What intermittent fasting is and why it improves gut health The one thing you should know about your circadian rhythm Dr. Shah's 5-day reset protocol and why you need it to reset your gut health 3 things you should do every day for optimal gut health What the best probiotic for your body is The foods your gut bacteria love to digest What an elimination diet is and why you need to do it 3 foods you should consider removing from your diet for 7 days How many days it really takes to reset your gut Why crazy diets are not working to “reset” your gut Why your daily probiotic pill isn’t really working Follow Dr. Shah: Instagram: https://www.instagram.com/fastingmd/ Webpage: https://amymdwellness.com/ Follow the podcast: The Mel Robbins Podcast Instagram: https://www.instagram.com/themelrobbinspodcast/ I’m just your friend. I am not a licensed therapist, and this podcast is NOT intended as a substitute for the advice of a physician, professional coach, psychotherapist, or other qualified professional. Got it? Good. I’ll see you in the next episode. In this episode: 00:00 Intro 02:43 This double-board certified badass is back. 04:37 What to do after your overindulgence in holiday food and drinks 06:07 The surprising link between stress and bloating 07:54 Why science says your gut microbiome is the key to better mental and physical health 09:53 The scientific link between gut health and depression, cancer, and heart diseases 11:19 The reason 1 in 7 people experience bloating once a week 13:53 10 foods to eat to get over vacation or holiday 16:20 The one type of bread that heals your gut 17:09 Dr. Shah's 5-day reset protocol and why you need it to reset your gut health 17:48 Why walking is the best probiotic 19:17 What an elimination diet is 20:07 The foods your gut bacteria love to digest 21:48 3 foods you should consider removing from your diet for 7 days 25:14 Why bonding is a love language for your gut health 28:23 How many days does it really take to reset your gut? 31:43 Why your daily probiotic pill isn’t really working 34:26 What the heck is a fecal transplant? 38:44 Why crazy diets are not working to “reset” your gut — Follow Mel: Instagram: https://www.instagram.com/melrobbins/ TikTok: http://tiktok.com/@melrobbins Facebook: https://www.facebook.com/melrobbins LinkedIn: https://www.linkedin.com/in/melrobbins Website: http://melrobbins.com​ — Sign up for Mel’s newsletter: https://melrob.co/sign-up-newsletter A note from Mel to you, twice a week, sharing simple, practical ways to build the life you want. — Subscribe to Mel’s channel here: https://www.youtube.com/melrobbins​?sub_confirmation=1 — Listen to The Mel Robbins Podcast 🎧 New episodes drop every Monday & Thursday! https://melrob.co/spotify https://melrob.co/applepodcasts https://melrob.co/amazonmusic — Looking for Mel’s books on Amazon? Find them here: The Let Them Theory: https://amzn.to/3IQ21Oe The Let Them Theory Audiobook: https://amzn.to/413SObp The High 5 Habit: https://amzn.to/3fMvfPQ The 5 Second Rule: https://amzn.to/4l54fah

Mel RobbinshostDr. Amy Shahguest
Nov 30, 202341mWatch on YouTube ↗

CHAPTERS

  1. 0:03 – 2:35

    Part 2 setup: why bloating is a bigger health signal than tight pants

    Mel opens part two of her conversation with Dr. Amy Shah and reframes bloating as a sign of deeper gut-health issues, not just a cosmetic annoyance. She previews the practical focus of this episode: how to reset your gut in five days and what to do about probiotics.

    • This episode continues a prior conversation (part two)
    • Bloating is positioned as a whole-body health issue, not just comfort/appearance
    • Tease of the 5-day gut reset protocol
    • Preview: probiotics, microbiome healing, and practical steps
  2. 2:35 – 6:07

    Recap of part one: common bloating triggers + the “3F” morning routine

    Mel summarizes key takeaways from the previous episode to bring listeners up to speed. The recap covers major bloating triggers and Dr. Shah’s foundational daily routine built around fasting, movement, and gut-friendly foods.

    • Bloating can be driven by stress, hormones, certain foods/drinks, and medications
    • Examples of triggers: cruciferous veggies, sparkling drinks, gum, ibuprofen, holiday overeating
    • The “3F” routine: fasting, fitness, fermented/fibrous foods
    • Gut health is linked to hormone health
  3. 6:07 – 9:58

    Stress → survival mode: why “rest and digest” matters for bloating

    Dr. Shah explains how chronic stress diverts blood flow and nervous-system signaling away from digestion, impairing gut function. She connects modern life (news, emails, social media) to persistent stress activation and digestive symptoms.

    • Stress shifts the body into emergency/survival physiology
    • Blood flow and energy move away from the gut toward brain and large muscles
    • Chronic stress can worsen reflux, constipation, and bloating
    • Modern media and work environments constantly trigger stress responses
    • Active downshifting into ‘rest and digest’ supports digestion and repair
  4. 9:58 – 12:27

    The gut microbiome’s reach: mood, immunity, hormones, and chronic disease risk

    The conversation zooms out to the broader science connecting gut health with mental health and long-term disease outcomes. Dr. Shah emphasizes the ‘brain–gut axis’ and how supporting the microbiome is foundational to successful aging and resilience.

    • Associations discussed: depression, heart disease, and some cancers with poor gut health
    • The ‘brain-gut axis’ influences hormones and immune function
    • Gut health is framed as a lever for ‘successful aging’
    • Bloating is a short-term symptom with long-term implications
  5. 12:27 – 13:45

    How common bloating is—and why fiber is the biggest missing piece

    Dr. Shah shares prevalence stats and highlights how few people eat enough fiber to support healthy gut bacteria. The segment reinforces that feeding the microbiome consistently is a central, overlooked health behavior.

    • Study cited: 1 in 7 people feel bloated at least weekly
    • Claim: most people don’t eat enough gut-feeding fiber
    • Only a small percentage consistently eat enough fruits/vegetables for microbiome support
    • Exercise and modern sedentary patterns compound gut issues
  6. 13:45 – 15:58

    Gentle, de-bloating fiber foods: what to eat after vacation/holiday overindulgence

    Mel asks for a practical ‘short list’ of fiber sources that won’t worsen bloating. Dr. Shah offers specific fruits, vegetables, herbs, and spices that are easier to digest and can support symptom relief.

    • Non-bloating fiber examples: spinach/leafy greens, berries, asparagus
    • Herbs and spices as prebiotic-like supports (turmeric, ginger)
    • Fruits highlighted: bananas, avocado, pineapple, papaya (enzymes like bromelain)
    • Hydrating veg/herbs: cucumber, celery, parsley, cilantro
    • Probiotic foods: yogurt/cottage cheese (if tolerated)
  7. 15:58 – 17:05

    Sourdough as a better bread choice: why it may be easier on the gut

    Dr. Shah explains why sourdough can be more tolerable for some people than other breads. She links this to fermentation and lower amounts of certain gas-producing carbohydrates.

    • Sourdough may have fewer fructans for some people
    • Fermentation can improve digestibility
    • Example meal idea: sourdough + avocado with fruit on the side
  8. 17:05 – 17:23

    The 5-day gut reset overview: keep the 3Fs daily, then add the ‘E’ steps

    Dr. Shah lays out the structure of the five-day plan. The foundation is the daily 3Fs routine, with additional ‘E’ actions layered in across the days and combined at the end.

    • Daily baseline: fasting, fitness, fiber/fermented foods
    • The reset adds sequential ‘E’ steps by day
    • Day five combines everything into one integrated day
  9. 17:23 – 19:15

    Day 1 — Exercise: movement as the ‘best probiotic’

    The first added step is more movement, beyond a basic morning walk. Dr. Shah explains how exercise supports gut motility, reduces distension, and improves microbiome health—especially through walking and gentle twisting motions.

    • Any movement helps; consistency matters more than type
    • Walking is emphasized as highly effective
    • Yoga/twisting can help release gas and support motility
    • Strength training is encouraged (especially for women and menopause-related muscle loss)
    • Movement can relieve distension from fluid, stool, or gas
  10. 19:15 – 19:42

    Day 2 — Eliminate: a short-term elimination diet to identify triggers

    The second step is removing common irritants and triggers. Dr. Shah recommends a simple starting point (dairy, gluten, white sugar) while noting that individual triggers can vary.

    • Elimination begins with dairy, gluten, and white sugar if unsure
    • Other possible triggers: nuts, shellfish, corn (individualized)
    • Goal: reduce inflammation/irritation and clarify sensitivities
  11. 19:42 – 24:35

    Day 3 — Eat to feed your microbiome: gut-loving foods + protein guidance

    Day three focuses on adding supportive foods that gut bacteria thrive on, including fiber-rich produce and probiotic foods. Mel asks about protein, and Dr. Shah distinguishes whole-food proteins from processed protein products that often worsen bloating.

    • Add back microbiome-supportive foods (spinach, asparagus, berries)
    • Enzyme-rich fruits (pineapple, papaya) can be gentler during a reset
    • Probiotic foods like yogurt are highlighted (if tolerated)
    • Proteins: eggs and fish often digest well; soaked beans/tofu for plant-based
    • Avoid/limit ultra-processed protein shakes/bars during a reset
    • Meat discussion is nuanced: quality and processing level matter; processed red meat more concerning
  12. 24:35 – 26:01

    Day 4 — Enjoy & bond: the overlooked gut-healing role of relaxation and connection

    Dr. Shah introduces ‘enjoy’ as a critical step because stress undermines digestion and repair. She argues that social connection and doing joyful activities can support gut health through the stress–gut pathway.

    • Stress and self-punishing ‘cleanses’ can backfire after holidays
    • Enjoyment supports ‘rest and digest’ physiology
    • Spend time with people who improve your mental health
    • Bonding is framed as a ‘love language’ for gut bacteria
    • Joyful activities: dancing, creative pursuits, relaxing social time
  13. 26:01 – 31:20

    Day 5 — Put it all together + how long a true reset takes

    The final day combines the routine into a full lifestyle ‘stack’: fasting window, movement, gut-friendly meals, continued elimination, and connection. Dr. Shah explains that symptom improvement can begin in ~3 days, but identifying sensitivities may take longer.

    • Example Day 5: 12-hour fast, morning fitness, protein/fiber/fermented breakfast
    • Second bout of movement later (yoga/stretching/walk)
    • Continue elimination beyond one day—often at least a week; sometimes up to ~3 weeks
    • Choose whole foods and avoid artificial/ultra-processed snacks during the reset
    • Science claim: microbiome changes can be observed in as little as 3 days; 2 weeks for marked improvement
  14. 31:20 – 33:42

    Probiotics: why food-based probiotics may work better than pills

    Mel asks directly about probiotic supplements. Dr. Shah uses an ecosystem metaphor to explain why pills can be hit-or-miss and why probiotic foods may integrate better due to the ‘food matrix’ delivery.

    • The gut ecosystem contains far more species than most supplements provide
    • Probiotic pills can be ‘random seeding’ without context for your existing microbiome
    • Probiotic foods (yogurt, kimchi, sauerkraut) deliver bacteria in a food matrix
    • Food-based probiotics are presented as more reliably helpful than capsules
  15. 33:42 – 41:52

    Fecal transplants and shared microbiomes: the frontier of microbiome transfer

    Dr. Shah describes fecal microbiota transplantation (FMT), how it’s delivered, and why it can be powerful in certain medical contexts. The conversation also touches on research suggesting microbiomes can shift through close contact and cohabitation.

    • FMT explained: transferring healthy stool microbes via medical procedure (e.g., colonoscopy)
    • Why it can work: direct, comprehensive microbial ecosystem transfer
    • Potential research directions mentioned: mental health and other conditions
    • Animal study example: transferring gut microbes changed behavior/mental-health-like traits
    • Cohabitation/kissing/shared environment can influence microbiome similarity over time

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