12 Vitamins and 12 Minerals is a food supplement that provides a bioavailable formula whose active ingredients contribute to the reduction of fatigue and exhaustion (iron, magnesium, vitamins B2, niacin, pantothenic acid, B6, folate, B12 and C) and contribute to the normal maintenance of energy metabolism (calcium, copper, iron, iodine, magnesium, manganese, phosphorus, vitamins B1, B2, niacin, pantothenic acid, B6, biotin, B12 and C). Other active ingredients contribute to the normal functioning of the immune system (selenium, vitamins A and D3, zinc).