Wella Nioxin System 4 Scalp + Hair Thickening Treatment For Damaged Hair with Pr

Nioxin Pro Clinical's System 4 is designed for natural, untreated hair with progressed thinning. Clinically and dermatologically tested. Nioxin System 4's hair thickening treatment delivers essential nutrients, antioxidants, and botanicals to the scalp, nourishing and protecting it against damage. It also helps to refresh the scalp and increase the volume of every strand, leaving your hair looking fuller and thicker. This treatment contains UV protecting ingredients for the scalp and hair.