Strengthen & moisturize your hair with NIOXIN 3-part System 5 Scalp Therapy Revitalizing Conditioner 300ml for Chemically Treated Hair with light thinning. Thanks to its Smooth Plex technology, this professional hair care product helps retain moisture balance & provides smoothing control. Lightweight Nioxin conditioner is specially indicated for chemically treated hair with light thinning & leaves it thicker, fuller-looking. Nioxin’s density-protecting Scalp Therapy Revitalizing Conditioner is the second step of a 3-part Nioxin treatment, designed to strengthen the hair & amplify hair structure.