Being healthy is always beautiful. with Natural Optimal Solutions Extra Strength Hair, Skin & Nails Formula with Argan oil you'll look good and feel great* It contains just the right balance of nutrients to support lustrous hair, healthy nails and vibrant skin.* This innovative formula provides you with the vital nutrients and latest ingredients in beauty care to support your natural beauty from within. High potency B Vitamins help with energy metabolism and Biotin help to maintain healthy hair and promotes healthy nails by acting at the nail matrix, the base of the nail. Vitamin E is an antioxidant that also 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.