A 97% natural exfoliating anti-dandruff treatment for your scalp. Clears and soothes dry, flaky and itchy skin with a clinically proven formula to remove dead skin cells, excess oils and bacteria to prevent flakes and restore a clear and healthy scalp. How to use Pre-shampoo treatment. Use once a week. Apply to wet hair before shampoo. Massage gently into the scalp focusing on areas of build-up and dryness. Leave for 5-10 minutes then rinse. Follow with Scalp Restore shampoo and conditioner.