50 Years Studying Medicinal Mushroom Supplements: The Good, The Bad, & The Ugly | Jeff Chilton of Nammex
Play • 1 hr 8 min

When you study a subject for 50 years, you can become one of the world's foremost experts. In recent years, medicinal mushroom extracts have exploded in popularity. Lion's mane coffees, chaga teas, turmeric reishi lattes... but are you wasting your money on junk? This episode will teach you to buy high-quality mushroom supplements.

Meet our guest

Jeff Chilton studied Ethno-mycology at the University of Washington in the sixties. He started out working on a mushroom farm in 1973. Over the last 50 years, he’s co-authored the critically acclaimed 1983 book Mushroom Cultivator. In 1989 he founded Nammex — the first supplier of mushroom extracts. Jeff was the one to bring organic certification to the Chinese mushroom industry. He’s is also a founding member of the World Society for Mushroom Biology and Mushroom Products and a Member of the International Society for Mushroom Science.

Thank you to our sponsors Key takeaways
  • There are three primary parts of a mushroom, and the part most supplements use is virtually useless
  • Advantages of extracts over whole grocery store mushrooms
  • How to do the "Iodine Test" to see if your mushroom extract is really junk
  • Tips on choosing, buying, and cooking mushrooms
  • Why mushroom supplements grown in the USA are actually a red flag likely indicating poor quality
  • Discovery of a compound found in mushrooms that some researchers consider a new vitamin
  • The strong correlation between mushrooms and lifespan


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Do you have questions, thoughts, or feedback for Jeff or me? Let me know at mindbodypeak.com/18 and one of us will get back to you!

Keep growing,


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