Centrum Adults provides the essential nutrients your body needs to help support your energy, immunity, metabolism(2) and whole body health. Centrum Adults has our highest levels of vitamin D3, a preferred form of vitamin D. Plus, Centrum Adults is now verified non-GMO and gluten free.(1) Centrum is backed by over 35 years of nutritional science expertise to bring you the most complete multivitamin. Backed by over 35 years of nutritional science expertise, Centrum is the number 1 doctor and pharmacist recommended multivitamin brand. (1) Non-GMO applies to Centrum and Centrum Silver tablets only, learn more at Centrum.com (2) Energy: B-Vitamins and iron support daily energy needs. Immunity: Vitamins C, E, Beta-Carotene and Zinc help support normal immune function. Metabolism: B-Vitamins aid in the metabolism of fats, carbohydrates and proteins.These statements have not been evaluated by the Food and Drug Administration. These products are not intended to diagnose, treat, cure or prevent any disease.