Restore body and vibrancy to locks with the NIOXIN 3-part System 4 Cleanser Shampoo for Coloured Hair with Progressed Thinning. The first step in the 3-part treatment system works to prepare the scalp and hair; using Glyco-Shield Technology to sweep away dirt, impurities and excess oil for a cleansed and refreshed feeling. Helping to restore the natural moisture balance by replenishing deep hydration, the shampoo strengthens strands from the inside out for a fuller, healthier appearance and shining colour. Suitable for coloured hair which is thinning.