Vitamin B12 is a little bit different from other vitamins. If you don’t have a certain substance in your digestive system, you can’t absorb vitamin B12! Your stomach produces a substance called intrinsic factor. This substance has to be in the intestinal tract in pretty large amounts for your body to be able to absorb vitamin B12. If you don’t have intrinsic factor in your digestive tract, you’ll eventually develop a vitamin B12 deficiency called pernicious anemia. Liver is probably the number one source for vitamin B12 — but any and all animal foods contain this vitamin. In fact, people … Continue reading →