Question: Why would ferritin and B12 increase on a low-calorie keto diet? Ferritin is very strongly influenced by inflammation, oxidative stress. And so if the iron status is not changing and the ferritin is going up and then down, to…

Question: Why zinc deficiency causes resistance to thyroid and sex hormones and vitamins A and D The answer to that is because the, because all of those things carry out their gene expression function by binding to nuclear receptors. And…

Question: How should someone balance a vitamin D of 80 ng/mL with other nutrients? Let’s say the idea is to maintain someone on a lifelong level of 80 nanograms per milliliter. Maybe four times the first year, two times the…

Question: Is liver OK to eat if raw or if blended in a Vitamix? So, the blending might hurt some really sensitive stuff. There’s a lot of glutathione in liver. It might hurt some of the glutathione. I think the…

Question: What range of folate and homocysteine are good for MTHFR? So 18 to 22 nanograms per milliliter for serum folate and then for homocysteine, I would say seven to nine, I think eight is right smack in the middle…

Question: What are the best practices for nutrient absorption? Large meals and fat soluble vitamins. Large meals are the ally of fat soluble vitamin absorption. Fat absorption from poor fat digestion, is the enemy of not only the absorption of…