Lowering the Barrier

Alex Thieme

There is SO much information on fitness and nutrition out there - and I get it - did we really need ANOTHER guy making a podcast? I hear ya. But here's the thing - most of the fitness/nutrition information out there is just noise. The average person who wants to get in shape doesn't need more noise - they need clarity. They need it to be easier. They need a lower barrier to entry. And that's what this podcast is - an attempt to lower the barrier to fitness.

  1. MAY 8

    44: Gut Health 101 w/ Dr. Leila Shinn

    If you've ever bought a probiotic off a shelf, considered a gut cleanse, or wondered whether your microbiome is the reason you're not feeling your best - this episode is for you. Alex sits down with Dr. Leila Shinn, a senior scientist and microbiome researcher, to cut through one of the most overcrowded and overhyped spaces in the wellness industry: gut health. From the brand new scientific consensus definition of what gut health actually means, to the facts behind fiber, probiotics, detoxes, and "leaky gut" - Dr. Shinn brings clarity, honesty, and a healthy skepticism toward the products promising to fix you. You'll learn why fiber diversity matters more than fiber quantity, how your microbiome can shift in as little as two to four days, what to look for on a probiotic label, and why the best thing you can do for your gut probably isn't something you can buy. This is the episode to send to anyone who's ever felt like their gut health is broken - because chances are, it isn't. Timestamps: 00:00 Introduction01:14 Meet Dr. Leila Shin02:26 What Is the Microbiome?16:44 Defining Gut Health (The New Science)20:16 Why Fiber Matters26:13 Fiber Diversity vs. Fiber Amount29:58 Antibiotics & Your Gut36:17 Prebiotics, Probiotics & Postbiotics44:23 The Carnivore Diet & Your Microbiome54:37 Medications: NSAIDs & Antacids56:20 At-Home Microbiome Tests — Worth It?58:44 Cleanses & Detoxes — The Truth1:02:45 The Bristol Stool Chart1:05:41 Alcohol & Leaky Gut WHERE TO FIND DR. LEILA SHINN https://www.instagram.com/ilikebigguts/ http://instagram.com/nutrishinn/ REFERENCES FROM EPISODE https://usprobioticguide.com/ https://www.nature.com/articles/s41575-026-01176-x MY LINKS Website: ⁠https://www.alexthiemefitness.com/⁠ Instagram: ⁠https://www.instagram.com/alexthiemefitness/⁠ TikTok: ⁠https://www.tiktok.com/@alexthiemefitness⁠ Join my email list: ⁠https://www.alexthiemefitness.com/email⁠ If you loved this episode, please follow/subscribe and give a 5 star review! Thank you! Bonus points - share it with a friend who might enjoy the show.

    1h 11m
5
out of 5
41 Ratings

About

There is SO much information on fitness and nutrition out there - and I get it - did we really need ANOTHER guy making a podcast? I hear ya. But here's the thing - most of the fitness/nutrition information out there is just noise. The average person who wants to get in shape doesn't need more noise - they need clarity. They need it to be easier. They need a lower barrier to entry. And that's what this podcast is - an attempt to lower the barrier to fitness.

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