This innovative formula provides you with the vital nutrients your body needs to support your natural beauty from within. Nature's Bounty Optimal Solutions Hair, Skin and Nails Tablets, 60 ct | CVS 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. It contains just the right balance of nutrients to help support lustrous hair, strong nails and vibrant skin. Vitamin E and vitamin C are antioxidants.