Vitamin B12: Importance, Requirements, Overdose
What is vitamin B12? Vitamin B12 is one of the B vitamins. Cobalamin, as it is also called, must be actively transported through the mucosal cells in the intestine into the body. A special protein, the so-called intrinsic factor, is necessary for vitamin B12 absorption. It is produced by the stomach mucosa and enters the … Vitamin B12: Importance, Requirements, Overdose