The Nioxin 3-part System 3 Scalp & Hair Treatment for Coloured Hair with Light Thinning is designed to revitalise the scalp while enveloping the locks in a volumising treatment. Featuring a Transactiv Delivery System 2.0, the formula offers a nourishing blend designed to promote thicker-looking locks with every strand. The leave-on treatment features amplifying properties designed to add texture while helping to protect against further breakage. The formula is enriched with nicotinate, an ingredient believed to support the hair’s natural growth while the treatment helps to promote a healthy-looking shine.