Centrum is a daily multivitamin supplement packed with essential nutrients to respond to your body's needs and promote health.* Its high-quality ingredients are backed by 40 years of nutritional research from the #1 multivitamin brand. It includes 26 key vitamins and minerals to help support daily energy levels, support normal immune function, and aid in the metabolism of macronutrients in the body.** *This statement has not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.** B vitamins support daily energy needs. Vitamins C and E support normal immune function. B vitamins aid in the metabolism of fats, carbohydrates, and proteins.