Vitamin B-12 supplements can help to remedy a variety of health ailments without our resorting to expensive drugs that might present side effects. B-12 is said to be good for heart health, increased energy, and mental functions though none of these claims have been substantially verified.
Vitamin B-12 is one of the water soluble vitamins and is particularly needed for blood components and in proper nerve function. B-12 also plays a role in DNA synthesis and fatty acid metabolism.
Natural B-12 Sources: Vitamin B-12 is found in milk and dairy products. Many cereals are fortified with B-12, and cold water fish are also a good source of this vitamin.