Olly | Beauty from the inside out. Healthy hair, skin & nails. Biotin, keratin, vitamins C & E. Naturally Tasty - Perky ruby red grapefruit. Take on the daily - No food or water necessary. The Goods Inside: Biotin: Cell yes! This essential nutrient helps your body metabolize fats and protein – which support healthy hair and nails. Vitamin C: Vitamin C is a key nutrient in the production of collagen, the protein which contributes to your skin’s strength and youthful grow. Keratin: More like Care-tin! This key protein works from within to help nourish your hair. Certified B Corporation.