- System 1 amplifies hair texture while protecting against breakage.
- System 1 is specially designed for normal to thin-looking, fine, natural hair. It amplifies hair texture while refreshing the scalp and delivering a healthy shine.
Nioxin System 1 Scalp Treatment
Apply directly to entire scalp. Gently massage into scalp. Do not rinse. May cause temporary redness to scalp skin after application.