Now with 100% More Biotin Vitamin B6. Nourishing shampoo for chemically-treated hair developed to cleanse the hair and scalp to create the optimum environment for healthy hair growth. Daily cleansing shampoo creates an optimal scalp environment for fuller, healthy-looking hair. Formulated with a strong blend of nutrients, proteins and humectants, it gently removes product buildup, environmental pollutants and toxins from the hair and scalp. Thicker, Fuller-Looking Hair in Just One Week.* Color-safe. *based on a one-week independent consumer study of the shampoo and conditioner Nutri-Ox Shampoo for Chemically-Treated Hair is ideal for those with chemically-treated fine and thinning hair. Apply to wet hair. Lather one minute and rinse. Follow with Nutri-Ox Chemically-Treated Conditioner.