
Biggest myths in nutrition | Dr Matthew Nagra, ND
07/03/23 • 125 min
1 Listener
Episode #268. Ever felt overwhelmed by conflicting nutrition advice? In this episode, I sit down with Dr Matthew Nagra, a naturopathic doctor with a passion for plant-based nutrition. Together, we debunk common nutrition myths and bring clarity to some hot topics. Dr Nagra's evidence-based perspective will guide you through the noise, helping you make informed dietary decisions. From understanding biases to breaking down the facts about phytates and gluten, you’ll be better equipped to navigate the nutrition landscape with more clarity and confidence.
We discuss:
- Intro (00:00)
- Dr. Matthew Nagra's health journey (3:24)
- The dangers of misinformation (7:49)
- Does Matthew Nagra is biased vegan (11:39)
- Dr. Matthew's approach to nutrition studies (15:00)
- Does plants are trying to kill us? (18:42)
- Does unprocessed red meat increase the risk of cancer and cardiovascular disease? (28:20)
- Are Food Frequency Questionnaires reliable? (38:43)
- Tucker Goodrich and the seed oil debate (40:16)
- What oil you should use? (45:40)
- Vegan diet and nutrient supplementation (48:00)
- Precision fermentation (57:32)
- Saturated fat, sodium, and fiber (1:01:39)
- Fortified soy milk (1:10:36)
- Do phytates and oxalates rob your body of minerals (1:15:23)
- Is there a single optimal diet? (1:19:53)
- Does eating fat make you fat? (1:22:17)
- Do you burn more fat on a keto diet? (1:22:45)
- Does a low-carb ketogenic diet is the best to treat type 2 diabetes (1:24:07)
- Is low fat, vegan diet the optimal way to do a plant-based diet? (1:29:38)
- Is low-fat vegan diet the best for cardiovascular health? (1:42:20)
- Protein and resistance training (1:44:06)
- Should you avoid gluten? (1:51:57)
- Does Lectins cause a leaky gut? (1:53:42)
- Outro (1:55:58)
You can connect with Dr Matthew Nagra on Instagram, Twitter, and Facebook. To learn more about Dr Nagra’s work and for other resources, head to his website, https://drmatthewnagra.com/. You can find his previous episodes here.
For more insights and dozens of supporting studies, visit The Proof website for the full show notes.
Optimise your health with InsideTracker’s biomarker analysis. Get exclusive access to InsideTracker’s new ApoB test, and a significant discount at insidetracker.com/simon.
Enjoy, friends.
Simon
Want to support the show?
The best way to support the show is to use the products and services offered by our sponsors. To check them out, and enjoy great savings, visit theproof.com/friends. You can also show your support by leaving a review on the Apple Podcast app and/or sharing your favourite episodes with your friends and family.
Simon Hill, MSc, BSc (Hons)
Creator of theproof.com and host of The Proof with Simon Hill
Author of The Proof is in the Plants
Watch the episodes on YouTube or listen on Apple/Spotify
Connect with me on Instagram, Twitter, and Facebook
Nourish your gut with my Plant-Based Ferments Guide
Download my complimentary Two-Week Meal Plan and high-protein Plant Performance recipe book
Episode #268. Ever felt overwhelmed by conflicting nutrition advice? In this episode, I sit down with Dr Matthew Nagra, a naturopathic doctor with a passion for plant-based nutrition. Together, we debunk common nutrition myths and bring clarity to some hot topics. Dr Nagra's evidence-based perspective will guide you through the noise, helping you make informed dietary decisions. From understanding biases to breaking down the facts about phytates and gluten, you’ll be better equipped to navigate the nutrition landscape with more clarity and confidence.
We discuss:
- Intro (00:00)
- Dr. Matthew Nagra's health journey (3:24)
- The dangers of misinformation (7:49)
- Does Matthew Nagra is biased vegan (11:39)
- Dr. Matthew's approach to nutrition studies (15:00)
- Does plants are trying to kill us? (18:42)
- Does unprocessed red meat increase the risk of cancer and cardiovascular disease? (28:20)
- Are Food Frequency Questionnaires reliable? (38:43)
- Tucker Goodrich and the seed oil debate (40:16)
- What oil you should use? (45:40)
- Vegan diet and nutrient supplementation (48:00)
- Precision fermentation (57:32)
- Saturated fat, sodium, and fiber (1:01:39)
- Fortified soy milk (1:10:36)
- Do phytates and oxalates rob your body of minerals (1:15:23)
- Is there a single optimal diet? (1:19:53)
- Does eating fat make you fat? (1:22:17)
- Do you burn more fat on a keto diet? (1:22:45)
- Does a low-carb ketogenic diet is the best to treat type 2 diabetes (1:24:07)
- Is low fat, vegan diet the optimal way to do a plant-based diet? (1:29:38)
- Is low-fat vegan diet the best for cardiovascular health? (1:42:20)
- Protein and resistance training (1:44:06)
- Should you avoid gluten? (1:51:57)
- Does Lectins cause a leaky gut? (1:53:42)
- Outro (1:55:58)
You can connect with Dr Matthew Nagra on Instagram, Twitter, and Facebook. To learn more about Dr Nagra’s work and for other resources, head to his website, https://drmatthewnagra.com/. You can find his previous episodes here.
For more insights and dozens of supporting studies, visit The Proof website for the full show notes.
Optimise your health with InsideTracker’s biomarker analysis. Get exclusive access to InsideTracker’s new ApoB test, and a significant discount at insidetracker.com/simon.
Enjoy, friends.
Simon
Want to support the show?
The best way to support the show is to use the products and services offered by our sponsors. To check them out, and enjoy great savings, visit theproof.com/friends. You can also show your support by leaving a review on the Apple Podcast app and/or sharing your favourite episodes with your friends and family.
Simon Hill, MSc, BSc (Hons)
Creator of theproof.com and host of The Proof with Simon Hill
Author of The Proof is in the Plants
Watch the episodes on YouTube or listen on Apple/Spotify
Connect with me on Instagram, Twitter, and Facebook
Nourish your gut with my Plant-Based Ferments Guide
Download my complimentary Two-Week Meal Plan and high-protein Plant Performance recipe book
Previous Episode

Gut microbiome in inflammatory and metabolic diseases | Suzanne Devkota, PhD
Episode #267. Join me for a deep dive into the influence of the gut microbiome on inflammation and metabolic disease. In this fascinating exchange with Dr Suzanne Devkota, we explore the role of the gut in these conditions, shedding light on food allergies, IBD, and obesity. You’ll learn the practical tips you need to nurture a healthy microbiome, as well as gain a better understanding of what we do – and don’t – know about this incredible system.
Specifically, we discuss:
- Intro (00:00)
- The evolving field of microbiome research (02:13)
- Gut microbe on social media (09:32)
- Microbiome definition (12:48)
- Why the focus on gut bacteria? (13:55)
- Differences in Microbes (16:02)
- Microbial shifts and adaptations (18:45)
- Microbes perturbations (21:35)
- Human microbiome in evolution (23:54)
- Healthy microbiome and diversity (27:47)
- Is the microbiome the sole driver of metabolic diseases? (33:05)
- Dietary patterns and FODMAP intolerance (41:07)
- Saturated fat and gut health (49:15)
- Microbiome metabolites and heart disease risk (57:42)
- Inflammatory bowel disease (IBD) and dysbiosis (1:02:09)
- Food additives (1:12:29)
- Supporting the microbiome in IBD (1:15:29)
- Microbiome's interaction with fat cells (1:16:52)
- Short-chain fatty acids and appetite regulation (1:29:26)
- Practical tips for nourishing a healthy gut (1:31:05)
- Microbiome's interaction with Polyphenols (1:38:43)
- On supplements and fermented foods (1:39:15)
- Factors affecting gut health beyond nutrition (1:46:22)
- Outro (1:50:10)
Connect with Dr Suzanne Devkota on Instagram and Twitter. Learn more about her research at http://www.devkotalab.com/thelab.
Optimise your health with InsideTracker’s biomarker analysis. Get exclusive access to InsideTracker’s new ApoB test, and a significant discount at insidetracker.com/simon.
Enjoy, friends.
Simon
Want to support the show?
The best way to support the show is to use the products and services offered by our sponsors. To check them out, and enjoy great savings, visit theproof.com/friends. You can also show your support by leaving a review on the Apple Podcast app and/or sharing your favourite episodes with your friends and family.
Simon Hill, MSc, BSc (Hons)
Creator of theproof.com and host of The Proof with Simon Hill
Author of The Proof is in the Plants
Watch the episodes on YouTube or listen on Apple/Spotify
Connect with me on Instagram, Twitter, and Facebook
Nourish your gut with my Plant-Based Ferments Guide
Download my complimentary
Two-Week Meal Plan and high protein Plant Performance recipe book
Next Episode

Nutrition for performance and a healthy heart | Professor Christopher Gardner, PhD
Episode #269. Dive into the heart of controversial nutrition studies and discover the surprising complexities behind everyday food choices with Professor Gardner, a respected authority in the field of nutrition science.
As we navigate the maze of dietary patterns, this insightful conversation bridges the gap between scientific evidence and practical nutrition, empowering you to make informed decisions about your health.
We discuss:
- Intro (00:00)
- A twin study is in the works (4:06)
- Plant-based meat vs. red meat (8:53)
- How to make homemade kombucha (18: 40)
- Different diets for athletic performance (the SWAP-MEAT trial) (23:02)
- Feedback from athletes (37:21)
- Which popular diets are truly heart-healthy? (40:35)
- How different diets measure up to health guidelines (49:12)
- Practical insights for doctors and patients (55:07)
- The truth about low fat, vegan diet (59:36)
- Controversies vs consensus in nutrition (1:02:45)
- The food industry and medical institutions (1:10:19)
- Low-fat & low-carb diets for weight loss (the DIETFITS study) (1:14:30)
- Sustainable weight loss and GLP-1 agonists (1:28:25)
- Psychological strategies to make veggies irresistible (1:36:00)
- The “protein flip”, the academe, and a new book (1:46:09)
- Outro (1:49:55)
Professor Gardner has also shared his homemade kombucha recipe with us. You can find it in this blog post.
Connect with Professor Christopher Gardner on Twitter. Head to https://nutrition.stanford.edu/ for more resources and studies, and the Stanford Nutrition YouTube channel for more videos. Listen to past episodes featuring Professor Gardner here.
Optimise your health with InsideTracker’s biomarker analysis. Get exclusive access to InsideTracker’s new ApoB test, and a significant discount at insidetracker.com/simon.
Enjoy, friends.
Simon
Want to support the show?
The best way to support the show is to use the products and services offered by our sponsors. To check them out, and enjoy great savings, visit theproof.com/friends. You can also show your support by leaving a review on the Apple Podcast app and/or sharing your favourite episodes with your friends and family.
Simon Hill, MSc, BSc (Hons)
Creator of theproof.com and host of The Proof with Simon Hill
Author of The Proof is in the Plants
Watch the episodes on YouTube or listen on Apple/Spotify
Connect with me on Instagram, Twitter, and Facebook
Nourish your gut with my Plant-Based Ferments Guide
Download my complimentary Two-Week Meal Plan and high-protein Plant Performance recipe book
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