Question: Why would vitamin D, vitamin K2, and calcium give me brain fog? Short Answer: Most likely by decreasing serum phosphorus. The solution is to balance these nutrients with vitamin A and phosphorus. This is a clip from a live Q&A session open to CMJ Masterpass members. In addition to this episode, you can access two other free samples using this link:

https://chrismasterjohnphd.substack.com/p/questions-on-questions-on-supplements In that batch of free episodes you will also find the answers to these questions:

• Low Blood Sugar on Vegan Keto
• Raising Ceruloplasmin When Copper Won't Do It

If you want to become a Masterpass member so you can participate in the next live Q&A, or so you can have access to the complete recording and transcript of each Q&A session, you can save 10% off the subscription price for as long as you remain a member by using this link to sign up:

https://chrismasterjohnphd.substack.com/qanda Learn more about the Masterpass here: https://chrismasterjohnphd.substack.com/about This snippet is from the November 19, 2022 AMA. The full recording and transcript is reserved for Masterpass members. Here is a preview of what's included:

• Low Blood Sugar on Vegan Keto
• How Do I Increase My ATP?
• Nutrition for Recovery from Alcoholism
• How to decrease MCV after chemo?
• What happened to vitamin B4?
• Should I eat foods specifically for their antioxidant status?
• How do I get my ceruloplasmin up if copper doesn't raise it?
• Why would bovine serum immunoglobulins help gut health?
• Nicotinamide Riboside and Cancer
• If I need lecithin for gut health, should I worry about its omega-6?
• What do I think of patented Sucrosomial magnesium and zinc?
• Is my problem magnesium transport or magnesium excretion?
• What to do about severe osteoarthritis and muscle stiffness?
• Should I worry if 5 mg P5P raises my plasma B6 above normal?
• Is nascent iodine safe when weaning off of thyroid hormone?
• How to avoid false zeros in Cronometer?
• What does it mean if I have more energy when taking CoQ10?
• If NADPH oxidase is unregulated to fight pathogens, is taking antioxidants good or bad?
• What if my needs for vitamin A and zinc are higher than the tolerable upper intake levels?
• How accurate are vitamin E tests?
• Quick redux on muscle stiffness
• How do I handle my first emergence from lockdown if I am worried about being relatively immunosuppressed?
• If I supplement with iodine, do I need to supplement with selenium?
• Should I worry about the beta-carotene in my multivitamin?
• Why do I wake up tense and with a headache to my alarm clock?
• Why does starch make me wake up in the middle of the night with increased respiration?
• What causes crusty eyes?
• Which nutrients need to be spread out across the day?
• What are nutritional causes of hypnic jerks?
• To replicate Weston Price's reversal of tooth decay, do I need dairy?
• Why would I have a bad reaction to milk thistle? Here's a link to the full AMA: https://chrismasterjohnphd.substack.com/p/recording-and-transcript-of-the-november

Access the show notes, transcript, and comments here.

Chris Masterjohn, PhD, is the Founder and Scientific Director of the mitochondria test Mitome.