Nioxin System 1 CLEANSER SHAMPOO, is DETOXIFYING SHAMPOO for fine, thin, non-chemically treated hair. Formulated with a concentrated blend of botanicals and humectants, this cleansing shampoo removes product build up, minerals, pollutants and toxins, clears nutrient pathways at hair follicle sites without stripping essential oils, and provides an optimum scalp environment. Bionutrient Actives Cleanser leaves hair growing healthily with body, volume, and shine. Nioxin is the only salon brand with 25+ years of experience in THINNING HAIR. Nioxin, supported by The Institute of Trichologists, believes SCALP HEALTH is an extension of facial skin and requires the same attention and care.