No.1 brand for hair, skin & nails (Source: IRI Total US - Multi Outlet: Latest 52 weeks ending 04/03/22). Supports energy metabolism, immune & bone health. Beauty starts on the inside. At Nature's Bounty, we believe health and beauty go hand in hand. With 50 years of making quality vitamins and more than 20 years in the beauty business, you can trust that every Nature's Bounty product is backed by science, and made with the purest ingredients - guaranteed. 10 key nutrients. Naturally sourced colors and flavors. Guaranteed quality. Laboratory tested. Color variation is normal and does not affect the quality of the product. Aids in the conversion of food into cellular energy.