Why Choose Centrum Advance? Complete multivitamin: Centrum Advance contains 25 key nutrients including all 13 essential vitamins. Supports energy release, immunity and contributes to healthy skin & metabolism. Backed by 30 years of nutritional expertise and proven science. VITALITY Contains B vitamins to help release energy from food to contribute to your overall health. IMMUNITY SUPPORT Contains vitamin C which is important to the normal function of the immune system, and is also an antioxidant. HEALTHY SKIN Contains vitamins A, C and Biotin to help maintain healthy skin. METABOLISM Calcium contributes to the normal function of digestive enzymes. Vitamin B6 contributes to normal protein and glycogen metabolism.