Busting Popular Food Myths with Dr. John Lewis
Feel Good Podcast with Kimberly Snyder
PodcastOne
4.7 • 1K Ratings
🗓️ 11 May 2026
⏱️ 56 minutes
🔗️ Recording | iTunes | RSS
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Summary
In this episode, Kimberly and Dr. John Lewis delve into the fascinating science of nutrition, addressing misconceptions about animal-based diets, processed foods, and the incredible potential of natural plant-based nutrients. Join us for a conversation with Dr. John Lewis, a researcher and health expert, as he shares his insights on how Mother Nature holds the keys to true healing and longevity.
02:08 - How bodybuilding shifted Dr. Lewis's perspective on food and performance
07:07 - Industry influence on dietary guidelines and misconceptions about animal foods
08:44 - The rise of trendy diets like carnivore and keto—dangerous trends to watch for
10:19 - The physiological differences between humans and true carnivores
12:18 - The rise of processed protein products—are they truly necessary?
13:08 - The impact of industry lobbying on public health policies
16:01 - The critical review of recent dietary guidelines and conflicts of interest
17:49 - The carcinogenic potential of high-temperature meat cooking
19:14 - The role of soy, non-GMO and organic, in a balanced, plant-based diet
20:49 - Concerns about omega-3 supplements—why plant-based sources like seeds and algae are effective
24:08 - How to ensure children meet their nutrient needs (B12, iron, omega-3s) plant-based
30:33 - The science behind B12 and the importance of supplementation versus animal sources
33:12 - Plant sources of iron and the importance of eating the rainbow
34:48 - The truth about heme iron and processed meats—risks and how cooking turns them pro-oxidant
36:52 - The connection between processed meats and increased cancer risk
38:21 - The myths about dairy and osteoporosis—what research shows
40:04 - How nutrition education is controlled by industry interests in schools
41:05 - The influence of documentaries and media on shifting opinions about plant-based diets
43:50 - The marketing of collagen peptides—what the science really says about skin health
44:42 - The role of eggs— myths about nutrition and cardiovascular risk
45:43 - Why eggs may increase homocysteine and heart disease risk
47:02 - Plant-based egg substitutes—tofu scramble and other ideas
48:25 - The benefits of organic, non-GMO soy in cancer prevention and immune support
50:09 - Common misconceptions about soy and the importance of quality sourcing
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Transcript
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| 0:00.0 | Welcome to the Feel Good podcast, which is all about heart-led living and wellness. |
| 0:07.8 | When we awaken the power of our hearts and let that guide us through our daily choices and decisions, through our four cornerstones, food, body, emotional well-being, and spiritual growth, we will experience the most incredible |
| 0:22.8 | results and create more vitality, health, strength, peace, abundance, and love in our lives. |
| 0:32.0 | I am your host, Kimberly Snyder, New York Times best-selling author, founder of Saluna, |
| 0:39.3 | creator of the research-based heart-aligned meditation, wellness expert, nutritionist, and international speaker. |
| 0:45.0 | I am passionate about supporting you on your unique heart and wellness journey. |
| 0:51.5 | Let's get started. |
| 0:57.0 | Hi, everyone, and welcome back to our Monday interview show. Get ready, guys, because today |
| 1:03.4 | we are going to get raw and real in our food cornerstone with topics like the politics behind the recent food recommendations. |
| 1:15.3 | We're going to talk about the controversies, the misinformation, the propaganda that's fed to us day in |
| 1:24.5 | and day out from the food industry, the fads, the dairy industry, |
| 1:31.4 | even supplement companies out there. |
| 1:34.0 | So I'm really excited to share this conversation. |
| 1:36.6 | I'm chatting today with the amazing Dr. John Lewis out of the University of Miami. |
| 1:43.9 | He has been a researcher for over 20 years as well. He has |
| 1:49.0 | investigated over 30 different published research studies, and he has raised over 23 million |
| 1:54.6 | in grants and contracts for research studies. He is very knowledgeable about all things food related. We talk about iron today. We talk |
| 2:04.7 | about B12. We talk about eggs. So get ready for a very fascinating but real conversation. |
| 2:13.3 | And I will also mention that Dr. John has happened to be plant-based for 27 years. |
| 2:19.7 | Before we jump in as well, a little reminder that I'm hosting a retreat, a very rare in-person |
| 2:26.2 | retreat, June 5th through 7th in L.A., in the mountains of L.A. in Topanga. |
| 2:32.6 | So come join me for amazing whole food, whole plant-based foods. |
... |
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