Question: Should NAC supplementation be pulsed?So, yes, boost glutathione. It might bring glutathione down. It's speculative that you could pulse it to avoid that. But even supplementing oral glutathione for 6 months was shown to not affect glutathione production. And certainly, oral glutathione is going to have more of a negative feedback loop than a glutathione precursor. So, I am not too worried about it. If you would like to be part of the next live Ask Me Anything About Nutrition, sign up for the CMJ Masterpass, which includes access to these live Zoom sessions, a private discussion group, premium features on all my content, and hundreds of dollars of exclusive discounts. You can sign up at https://chrismasterjohnphd.com/masterpass/ and use the code QANDA to get 10% off the membership for life. For the remainder of 2020, I will be working full-time on finishing my Vitamins and Minerals 101 book, while reserving a portion of my time for consulting clients. You can pre-order my book at https://chrismasterjohnphd.com/book. You can sign up for a consultation at https://chrismasterjohnphd.com/consultations  DISCLAIMER: I have a PhD in Nutritional Sciences and my expertise is in performing and evaluating nutritional research. I am not a medical doctor and nothing herein is medical advice.