Book · 2021 · Health & Fitness
The Proof is in the Plants
How science shows a plant-based diet could save your life (and the planet)
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- people
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- podcast
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- episodes
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- recommendations
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And he's the author of "The Proof is in the Plants," which is a truly fantastic evidence-based primer on the positive impact of a plant predominant diet.
Rich Roll · The Rich Roll Podcast · Feb 2022 Listen at 1:16 What they say about it
- Comprehensive plant-based primer“comprehensive primer on all things plant-based”2

The best things said about it
All kinds of recipes science nutrition info all the good stuff.
Rich Roll The Rich Roll Podcast · Jan 2024 It really is like the comprehensive primer on all things plant-based.
Rich Roll The Rich Roll Podcast · Feb 2022 If you want to get deeper into the weeds, you can pick up Simon's book.
Rich Roll The Rich Roll Podcast · Jun 2026 In the book I write about eight of these, and some of are quite easy to get through your diet.
In my book, I separate foods into sort of low calorie density, medium calorie density, high calorie density, and very high.
Where and when it comes up
Mentions per year
How it comes up
Why people recommend it
The Proof is in the Plants by Simon Hill is an evidence-based guide that explores the health, environmental, and athletic benefits of adopting a plant-predominant diet. Rich Roll frequently recommended the book across multiple episodes of The Rich Roll Podcast, praising it as a comprehensive and scientifically vetted primer on plant-based nutrition. Roll highlighted the book's wealth of recipes, science-backed nutrition information, and practical guidance, often suggesting it alongside Hill's podcast, The Plant Proof Podcast, for listeners wanting to dive deeper into nutritional science. Simon Hill himself joined Rich Roll on the show to discuss specific contents of his book, explaining how he categorizes foods by calorie density to assist individuals seeking weight loss and outlining the critical nutrients that require attention or supplementation on a plant-based diet. Both host and author emphasized the book as an invaluable resource for anyone seeking clarity on sustainable, health-optimizing dietary habits.
Every mention
Rich Roll If you want to get deeper into the weeds, you can pick up Simon's book, The Proof is in the Plants, and tun… 6
“If you want to get deeper into the weeds, you can pick up Simon's book, The Proof is in the Plants, and tune in to Simon's podcast, The Proof, where he sits down with all of these nutrition scientists...”
“and I have his book sitting right here the proof is in the plants all kinds of recipes science nutrition info all the good stuff”
“And he's the author of "The Proof is in the Plants," which is a truly fantastic evidence-based primer on the positive impact of a plant predominant diet.”
“The book is "The Proof is in the Plants," available everywhere, it's a fantastic resource. As I said, last time, it really is like the comprehensive primer on all things plant-based.”
“More clarity again can be found in Simon's book, "The Proof Is In The Plants", plantproof.com.”
“The second is "The Proof is in the Plants" by my buddy Simon Hill. Simon. Simon is the host of The Plant Proof Podcast. I'm sure many of our listeners also enjoy his show.”
Simon Hill In the book I write about eight of these, and some of are quite easy to get through your diet and/or fortif… 2
“In the book I write about eight of these, and some of are quite easy to get through your diet and/or fortified foods, and then others are best accessed through a supplement.”
“In my book, I separate foods into sort of low calorie density, medium calorie density, high calorie density, and very high.”
Also mentioned in the same episodes
Other mentions (6: passing, ad reads, own books)
“My name is Simon Hill. I have a master's in nutrition science. [music] I'm also a podcaster and I'm the author of the book The Proof is in the plants.”
“And more specifically what I mean there is and I outline in my book and of the three things that you just mentioned the three kind of on-ramps to eating a plant exclusive plant-based vegan diet whatever you want to say the the strongest argument is ethical and the sustainable argument.”
“So to help us parse facts from fiction and guide us towards an evidence-based rational model for nutritional health, I convened with my friend Simon Hill, author of "The Proof is in the Plants" on episode 638.”
“Simon is also the plant-based food contributor to Chris Hemsworth's fitness app center and he's the author of this fantastic new book, "The Proof Is In The Plants" which is a phenomenal, evidence-based primer on the positive impact of a plant-predominant diet.”
“and the latest iteration now being this new book, "The Proof Is In The Plants", but walk me through how you arrived at a certain kind of global thesis around nutrition”
“I think we did two things on my entire outline, but I'm not letting you go without congratulating you on the new book. This really is like the ultimate primer just chock-a-block with accessible tools that walk you through everything that we talked about today and so much more”





