This gentle and soothing shampoo calms the most sensitive scalps. Its high-safety, hypoallergenic formula soothes itching after the first use and provides immediate comfort. Key Components Polidocanol Very gentle cleansing base Fragrance-free, Paraben-free, Colorant-free, Alcohol-free, Hypoallergenic Indication Sensitive Scalp How to use Apply to damp hair, massage delicately and rinse. Reapply and leave on for 2 to 3 minutes. Rinse. Use as often as needed (at least 3 times a week).