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Episode 85: All Things GUT HEALTH with Sam Miller

podcast Jan 05, 2021

To watch this episode, please visit Rachel’s YouTube channel.

Listeners can find Sam Miller at his website, , and on Instagram @sammillerscience.


After a life changing traumatic brain injury, Sam has spent the last 14 years separating the truth from the garbage, and sharing his quest for health, fitness and nutrition knowledge with the world. Sam built his reputation as an online coach, educator, and mentor dedicated to providing simple, yet strategic ways to amplify your results either as a coach or in your own transformation.

Sam has been featured as a 2x Fortune 500 Speaker at companies like Linkedin. He has also been a masterclass instructor for top certifications like Nutritional Coaching Institute and in 2019 alone, Sam guided and mentored 200+ coaches.

In addition to his practical coaching and mentorship experience he has been featured as a contributor, content creator, or guest for brands like Barbell Shrugged, T-Nation, Elite FTS, Next Level Human, and the Primal Health Coach Institute!

In this episode, we dive into gut health basics, how to choose digestive enzymes, importance of slowing down to eat, at home gut health and food sensitivity tests, ‘leaky gut’ explained and more!

Top Takeaways:

  • Three areas to focus on to improve gut health
  • Fiber supplementation vs. fiber from whole foods
  • Sam’s recommendation before purchasing a gut health testing kit 
  • How to find a quality fish oil supplement

Today’s Questions:

  • What’s the best way to figure out how much fiber you need?
  • Can you explain the difference between getting fiber from supplements versus whole foods and what issues might come along with that? 
  • Do you have a checklist you go through to address things like sleep, water intake, and stress?
  • There's a lot of new testing available these days in terms of things like gut testing and food sensitivity testing. Do you have any opinions on those or experience with any of those tests?
  • What do you recommend for fluid intake while you're eating?
  • What are digestive enzymes and what do you look for in them? How do you choose which one you would use?
  • What are your thoughts on over-the-counter meds like pepto bismol?
  • What’s your opinion on food sensitivity tests?
  • What is FODMAP?
  • What supplements are useful to help heal the gut lining?
  • What’s your recommendation on finding a quality fish oil supplement? 

Show Notes:


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Rachel Gregory (@rachelgregory.cns) is a Board-Certified Nutrition Specialist, Strength and Conditioning Specialist, and Author of the best-selling book, 21-Day Ketogenic Diet Weight Loss Challenge. She received her Master’s Degree in Nutrition & Exercise Physiology from James Madison University and Bachelor’s Degree in Sports Medicine from the University of Miami.

Rachel helps her clients transform their lives by starting with the physical (body), realizing the power of the mental (mindset), and ultimately gaining massive confidence that bleeds into every aspect of their lives (family, relationships, work, etc.).




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