Nioxin Starter Kit 8 : Chemically Enhanced | Noticeably Thinning Hair Contains: Nioxin Cleanser System 8: Gently cleanses and removes toxins, residue and DHT (150ml/5.1oz) Nioxin Scalp Therapy System 8: Conditioner moisturizes and energizes the scalp and hair. (100ml/3.4oz) Nioxin Scalp Treatment System 8: Daily scalp treatment used to improve the appearance of thinning hair. SPF 15 protects scalp skin from harmful UVA/UVB rays.