Vitamin B12 is an essential nutrient that we need to maintain nervous system function and overall health. It's also a very popular dietary supplement, even though most people can get enough of it from foods.

Vitamin B12, also known as cobalamin, is one of the eight B vitamins that make up the "B complex." This family of vitamins plays an important role in nervous system function, energy production, cellular metabolism, skin health and more.

Each B vitamin has a unique job in the body. Vitamin B12 is essential to maintaining healthy nerve cells, maintaining the myelin sheath around nerve fibers and supporting the function of neurotransmitters, per the National Institutes of Health . B12 also supports the production of red blood cells and acts as a cofactor for reactions that synthesize

See Full Page