Nioxin Scalp + Hair Treatment System 1 Stick citric acid

citric acid

and long-lasting volume - without any stiffness or residue

Laminaria Saccharina Extract

Weekly after gently squeezing excess water

A super-fine thermal mist that delivers premium protection (up to ~230 °C / 450 °F)

Nioxin Scalp + Hair Treatment System 1 Stick citric acidDescription: System 1 Treatment is designed for natural, untreated hair with light thinning. Clinically and dermatologically tested, this nourishing and protective leave on treatment strengthens each strand from within, resulting in thicker, fuller hair. How to Use: Apply scalp treatment to entire scalp (works best on towel dried hair) massage into scalp. Do not rinse, treatment is leave in. Ingredients: Aqua Water Eau, Niacinamide, Caffeine,