Naturals Hair, Skin & Nails provides nourishment from the inside, so you can look and feel your best. Our formula delivers 17 essential vitamins and minerals including Biotin and Vitamin C, which are both well-known for the way they nutritionally support hair, skin and nail health. Each serving of Sundown Naturals Hair, Skin, Nails Caplets provides 5, 000 Mcg of Biotin. Additionally, Sundown Naturals Hair, Skin, Nails caplets are certified gluten-free and Non-GMO. ?Clean defined as all products non-GMO?, and free of gluten, wheat, dairy, lactose and artificial flavors. ?Applies to all products manufactured after 3/1/17. *These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease. Sundown hair, skin & nails provides nourishment from the inside so you can look and feel your best | Helps support healthy hair, vibrant skin and strong nails with 7 essential vitamins and minerals plus collagen and alpha lipoic acid | DIRECTIONS: FOR ADULTS, TAKE THREE (3) CAPLETS DAILY, PREFERABLY WITH A MEAL | *These statements have not been evaluated by the Food and Drug Administration This product is not intended to diagnose, treat, cure or prevent any disease | During the summer months products may arrive warm but Amazon stores and ships products in accordance with manufacturers' recommendations, when provided.