Iron is a mineral that is an essential constituent of blood and muscle, and is required for the transport of oxygen. The primary role of iron relates to the ability of red blood cells to adequately carry oxygen.

Folic acid is a member of the B-vitamin family. It occurs naturally in foods as folates, and is available in synthetic form in vitamin pills. Folic Acid helps prevent neural tube defects (NTDs) – serious birth defects of the spinal cord (such as spina bifida) and the brain (anencephaly).

Vitamin B12 is an essential which is involved in regulating metabolism. In addition, vitamin B12 aids in the formation of red blood cells and in the maintenance of the central nervous system. Vitamin B12 is also required for the proper function and development of the brain.

Zinc, being an important mineral plays a vital role for the protein synthesis and helps in regulation of the cells production in the immune system of the human body.