Nioxin Scalp Recovery™ Purifying Cleanser is a medicating shampoo proven to help prevent and relieve the symptoms of seborrheic dermatitis, dandruff, and other scalp-related issues such as flaking, dryness, and itching. The dermotologist-tested ingredients with Piroctone Olamine and green tea extract, gently cleanses your scalp, helps to restore its natural balance and reduce hair fall associated with itching.Use:1. Massage Nioxin Scalp Recovery™ Cleanser on to wet scalp and hair.2. Rinse.3. Repeat if desired.For best results use at least three times a week. Nioxin Scalp Recovery™ Shampoo 1000 ml