Nioxin system 3 cleanser shampoo has been designed for use on coloured or chemically treated hair with its natural blend of vitamins proteins and amino acids this shampoo will work to preserve your hair colour and protect the scalp from any chemical damage here at fragrance direct we have a whole host of nioxin hair care products in stock and our customers love this nioxin system 3 cleanser shampoo as it uses custom built molecular technology to provide clinically proven colour protec