Podcast:Mastering Nutrition Published On: Wed Nov 23 2022 Description: Get my new 7-page quick guide on how to not get sick for free when you sign up to my Substack: https://chrismasterjohnphd.substack.com/p/staying-immune-through-the-winter Chris Masterjohn, PhD, is the Founder and Scientific Director of the mitochondria test Mitome.