Vitamin B12 - Overview, History, Benefits, Precaution, Dosageby Admin onWhat is Vitamin B12? Vitamin B 12 is one of the vitamins from the B vitamin family. It holds an important role in the production of red blood cells and nerve function. Vitamin B12 is classified as a “water-soluble vitamin” because it is easily dissolved in the water. Vitamin B12 plays an important role in the presence of folic acid which is why folic...