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The GutFit Nutrition Podcast

The GutFit Nutrition Podcast

Written by: Leigh Merotto Dietitian | IBS Gut Health and Fitness Expert
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About this listen

Welcome to the GutFit Nutrition Podcast with Leigh Merotto, RD, MHSc—Registered Dietitian, gut health expert, and long-distance runner. This show is your go-to resource for all things gut health, IBS, and performance nutrition. Each episode delivers evidence-based tips, tools and strategies to help you tackle IBS and digestive symptoms, fuel running and fitness, and feel your best from the inside out. If you're ready to beat painful bloat and gut flare-ups, say goodbye to irregular poops, and thrive in your active life with whole body, REAL science-based tools — this is the show for you!Leigh Merotto, Dietitian | IBS, Gut Health and Fitness Expert Hygiene & Healthy Living
Episodes
  • 45: 3 Little Known Ways to Improve Your Microbiome Health (Puppies, Cleaning Products & more!)
    Feb 20 2026

    Your gut health isn’t just about what you eat! In this episode, I’m sharing 3 little-known, evidence supported ways to improve your gut microbiome that go beyond diet — and can support better digestion, mood, energy, immune resilience, and even performance!


    YOU’LL TAKEAWAY:

    ✅ What the gut microbiome is and why microbial diversity is critical for digestion, immunity, metabolism, and mental health

    ✅ How over-sanitizing may reduce microbial resilience and how to apply a targeted hygiene approach

    ✅ Why exposure to natural environments and pets may positively influence gut microbial diversity

    ✅ How short bursts of high-intensity exercise can enhance gut health & result in positive microbiome changes


    👩🏻‍💻 RESOURCES & LINKS MENTIONED: ⤵️

    📌 Want to crush your workouts without the gut distress? Grab my Pre & Post Workout For a Happy Gut Mini Course and Resource Bundle

    📌Join FREE Masterclass: 6 Step Blueprint to Conquering IBS & Gut Pain

    📌https://doi.org/10.3389/fcimb.2020.00073

    📌https://pubmed.ncbi.nlm.nih.gov/23607879/

    📌https://pubmed.ncbi.nlm.nih.gov/30883471/


    ✉️ CONNECT WITH ME: ⤵️

    📱⁠⁠⁠⁠Follow on Instagram⁠⁠⁠

    🎁 ⁠⁠⁠Grab a Freebie!⁠⁠⁠

    🖥️ ⁠⁠ Shop the Resource Suite⁠⁠⁠

    👩🏻‍⚕️ ⁠⁠⁠Apply For Coaching⁠⁠⁠

    ENJOYING THE PODCAST?

    Your rating & review help this show get into the earbuds of more listeners navigating gut issues, IBS & fatigue. Scroll down in Apple Podcasts or Spotify, tap ⭐⭐⭐⭐⭐, and write one quick sentence.


    Not sure what to say? Try: “I listen to this podcast because…” 🎧

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    30 mins
  • 44: Chronic Constipation? Common Culprits & What You Can Do About Them
    Feb 14 2026

    Have you tried following your doc’s recommendations and just upped the fiber and water… OR simply taken a prescription laxative like Restoralax or Miralax and a fiber supplement per the Rx, and gone on your way? But you’re still struggling with chronic constipation and irregularity…

    Today we’re chatting about the common — and often complex — reasons for constipation to consider, and what you can do to support those healthy daily poops.


    YOU’LL TAKEAWAY:

    ✅ 3 types of primary constipation (slow transit, normal transit and pelvic floor dysfunction)

    ✅ How diet, mental health, hormones, toiletting habits, medications can cause constipation

    ✅ Simple at home tools to uncover the underlying drivers for your constipation

    ✅ Understand IBS-constipation vs. functional constipation (not the same!)


    👩🏻‍💻 RESOURCES & LINKS MENTIONED: ⤵️

    📌 Want high touch support for IBS & Gut Relief? Apply for the Gut Harmony Method Program!

    📌 Pelvic Floor Dysfunction and IBS: Expert Insights, Red Flags, and Self-Check Tools


    ✉️ CONNECT WITH ME: ⤵️

    📱⁠⁠⁠⁠Follow on Instagram⁠⁠⁠

    🎁 ⁠⁠⁠Grab a Freebie!⁠⁠⁠

    🖥️ ⁠⁠ Shop the Resource Suite⁠⁠⁠


    ENJOYING THE PODCAST?

    Your rating & review help this show get into the earbuds of more listeners navigating gut issues, IBS & fatigue. Scroll down in Apple Podcasts or Spotify, tap ⭐⭐⭐⭐⭐, and write one quick sentence.
    Not sure what to say? Try: “I listen to this podcast because…” 🎧

    Show More Show Less
    37 mins
  • 43: Breaking Down 4 Viral Gut Health Trends (Fibremaxxing, Aloe Vera, Beet Juice + Juice Fart Walks)
    Feb 7 2026

    Aloe vera juice. Beet juice “cleanses.” Fart walks. Fibremaxxing. But… which of these current social media trends actually holds up under scientific scrutiny? 🤔


    YOU’LL TAKEAWAY:

    ✅ Which trends are mostly hype vs. evidence-based

    ✅ What might help IBS, and what could make symptoms worse

    ✅ How to approach fibre strategically if you have gut issues

    ✅ Why “science-based” on social media doesn’t always mean… science-based


    👩🏻‍💻 RESOURCES & LINKS MENTIONED: ⤵️

    📌 Want to learn my step by step Blueprint to IBS & Gut Pain Relief? → Join FREE MASTERCLASS here.


    ✉️ CONNECT WITH ME: ⤵️

    📱⁠⁠⁠⁠Follow on Instagram⁠⁠⁠

    🎁 ⁠⁠⁠Grab a Freebie!⁠⁠⁠

    🖥️ ⁠⁠ Shop the Resource Suite⁠⁠⁠

    👩🏻‍⚕️ ⁠⁠⁠Apply For Coaching⁠⁠⁠

    ENJOYING THE PODCAST?

    Your rating & review help this show get into the earbuds of more listeners navigating gut issues, IBS & fatigue. Scroll down in Apple Podcasts or Spotify, tap ⭐⭐⭐⭐⭐, and write one quick sentence.

    Not sure what to say? Try: “I listen to this podcast because…” 🎧

    Show More Show Less
    20 mins
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