For Hair, Skin & Nails Beauty Starts on the Inside Optimal Solutions 3000 mcg of Biotin Per Serving 16 Key Ingredients Including Antioxidants Multivitamin Supplement Lustrous Hair Strong Nails Vibrant Skin Being healthy is always beautiful. With Nature's Bounty Optimal Solutions Hair, Skin & Nails formula, you'll look good and feel great! It contains just the right balance of nutrients to support lustrous hair, strong nails and vibrant skin. This innovative formula provides you with the vital nutrients your body needs to support your natural beauty from within. B Vitamins help with energy metabolism, and Biotin helps to maintain healthy hair and promote healthy nail growth by acting at the base of the nail - the nail matrix - where nail growth begins. Vitamin E and Vitamin C are antioxidants. Vitamin E contributes to skin health, and Vitamin C is involved in collagen production and formation, which forms the basis for vibrant skin. Vitamin A assists with skin maintenance, and overall health. Laboratory tested to meet strict quality control standards for potency, purity and disintegration.