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: MK-4 vs MK-7: Vitamin K2 Showdown My default here is that a healthy diet would always have a mix of all of them. And although it’s hard to justify a reason for having K1 specifically if you also have…

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: What are the best natural ways to lower cholesterol? The top things that I would think of to lower cholesterol levels are number one, I’d get thyroid status thoroughly checked out. Number two, I would consider experimenting with a…

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…