NIOXIN System 4 Leave in Treatment Scalp + Hair Thickening 6.7 fl ozDesigned for dry, damaged, colored hair with progressed thinning. Clinically and dermatologically tested, the hair thickening treatment nourishes and strengthens each strand of hair from root to tip, resulting in thicker, fuller hair while providing UV protecting ingredients for the scalp and hair. Thickens the hair: Nioxin System Kit 4 is clinically designed to add thickness and fullness to dry, damaged, color treated hair with progressed thinning,

CETEARETH-13

MENTHA ARVENSIS LEAF OIL

Triethanolamine

Pentaerythrityl Tetra-di-t-butyl Hydroxyhydrocinnamate

Formulated with AHA and Omega-9 to strengthen and rebuild the inside and the outside of the hair fiber

these three elements form the foundation of your Seasonal Color Analysis — and the blueprint for a tan that looks like it was made for you

antioxidants & macro-nutrients

Who this is for

Hydrogenated Phosphatidylcholine

Here’s what you receive:

-Castor Oil: Replenishes essential moisture from scalp to strands

Sargassum Filipendula Extract