Scientifically proven ingredients of the highest quality include caffeine, procyanidin B2 and biotin, which are essential for healthy-looking hair and scalp. This unique formula, developed and recommended by top dermatologists, is encapsulated in the proprietary Nanosome Delivery System. Revita Shampoo is suitable for all hair types and safe for color-treated hair. For best results, use daily. Follow with Revita Conditioner (sold separately).