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How to slow or reverse graying of hair? | Masterjohn Q&A Files #321

Question: How to slow greying of hairs and potentially reverse it? Short Answer: What works for any given individual will likely be to find the weakest link and fix it, from among the following systems: the signaling of energy abundance (body fat, insulin sensitivity, thyroid hormone, adequate protein, individualized meeting of carbohydrate needs, good management of psychosocial …

What cofactors are needed to synthesize and recycle BH4? | Masterjohn Q&A Files #319

Question: What cofactors are needed to synthesize and recycle BH4? Short Answer: Zinc, magnesium, potassium, and niacin are the cofactors needed for the synthesis and recycling of BH4. Folate and methylation are not involved, though high-dose folate or folic acid could hypothetically hurt BH4 recycling since both are recycled by dihydrofolate reductase (DHFR).

Balancing Vitamin C and Glutathione: Final Report

Maintaining good GSH status is always important to protect high-dose C from generating oxalate and may often be important for preventing it from acting as a pro-oxidant. Cancer is an exception. In my preliminary report, I voiced the concern that high-dose vitamin C could deplete glutathione and worsen nitric oxide toxicity when not properly balanced with …

Recording and Transcript of the June 16, 2022 AMA

SIBO; CGM/HbA1c conflicts; vitamin C, copper, and histamine; reishi, curcumin, and testosterone; magnesium problems; vitamin toxicity; fat malabsorption; tinnitus; baking glycine; much more. Time Stamps 03:41 What to Do About Persistent SIBO? 20:03 If your CGM conflicts with your HbA1c 27:30 Are there toxicity concerns for vitamin C and copper used for histamine? 33:55 Are there toxicity concerns for …

Across what timeframe should we diversify foods? | Masterjohn Q&A Files #270

Short answer: for most nutrients, hitting within 75% of your target on a daily basis and hitting your target on a weekly average basis is sufficient. Fat-soluble vitamins may be less important to hit 75% every day, and some nutrients like zinc and B12 have special considerations for timing. Watch the video or listen to …