Vitamin B12 

B12 is one of the eight B vitamins and is a class of chemically related compounds, also called cobalamins that contain cobalt. It is considered the most important factor in the maintenance of nerves and also has a number of other important functions within the body.

Vitamin B12 is involved in the metabolism of every single cell in the human body and it also plays an important role in the synthesis and formation of the body’s genetic material, DNA and RNA. It is needed for red blood cell formation, the synthesis of choline, brain and normal nerve cell function, normal psychological function, homocysteine metabolism, functioning of the immune system and it also contributes to protein, fat and carbohydrate metabolism. B12 helps to promote optimal utilisation of iron in the body.