Natro Skin, Hair & Nails contains a unique blend of ingredients known for their beauty benefits.ƒ?ÿ 10 mg of Lutein is clinically proven to improve skin elasticity and hydration.ƒ?ÿ 5000 mcg of Biotin, the "beauty vitamin, promotes healthy hair and strong nails.ƒ?ÿ Collagen and Hyaluronic Acid are essential for healthy skin.ƒ?ÿ ALA and Vitamins A, C and E Acid help protect against damage from pollution and harmful UV rays.ƒ?ÿ