A strengthening repair treatment and hair cleanser in one When is a shampoo more than just a shampoo? When it's a biotech-driven formula that repairs hair while you wash. Virtue's formula rebuilds damaged strands with its proprietary Alpha Keratin 60kua form of keratin that the human body recognizes as its own. With each wash, hair draws this unique keratin to the microscopic cracks in each hair follicle, filling them to restore strength and flexibility. The result is healthier, shinier, softer hair that gets stronger with every shower. - Suitable for all hair types.- Alpha Keratin 60ku is bioidentical to the keratin in human hair and nails. . - Features a bright, woods-and-citrus fragrance. - Color-safe, vegan, paraben-free, and gluten-free.