Dietary supplement containing eight B vitamins. Each of these 8 vitamins has specific indications and is complementary to each other. It contains B1 (thiamine), B2 (riboflavin), B6 (pyridoxine), B12 (cobalamin), biotin, and folic acid (folic acid), niacin and B5 (pantothenic acid) and complements each other in their functions. The B vitamins support catalysts of metabolism and activate the energy balance. In addition, vitamin B5 (pantothenic acid) contributes to normal mental performance. Vitamins B2, B6 and B12, as well as folic acid, niacin and pantothenic acid help to reduce fatigue. B vitamins are involved in many roles, such as energy production and the proper functioning of the nervous system. Most B vitamins are not stored by the body in sufficient quantities.