Vitamin B complex is a supplemental combination of B vitamins which are essential to the body. The vitamin B-complex group includes B1 (thiamin), B2 (riboflavin), B3 (niacin and niacinamide), B6 (pyridoxine), B12 (cobalamin), folic acid or folate, pantothenic acid, biotin, choline, inositol, and PABA (para-aminobenzoic acid). Vitamin B complex is involved in an extremely large and important group of metabolic functions in the human body, such as energy production, Interco versions of one substance to another, detoxification, nerve transmission, blood formation, synthesis of proteins and fats, the production of steroid hormones, the maintenance of blood sugar levels, the maintenance of appetite, the toning of muscles, etc.