Boost the look of thicker, fuller hair with Nioxin System 4 Scalp Therapy Conditioner, formulated for color-treated hair with progressed thinning. This lightweight conditioner moisturizes the scalp and hair while helping to strengthen strands and reduce breakage.

Part of Nioxins three-step System 4 regimen, it delivers hair-thickening care with niacinamide, biotin and peptides leaving fine, thinning hair looking denser, resilient and refreshed without weighing it down.

• 16.9 oz / 500 ml salon size
• Designed for color-treated hair with progressed thinning
• Niacinamide, biotin and peptide-enriched formula
• Lightweight moisture helps strengthen and thicken the look of hair
• Color-safe; step 2 of the Nioxin System 4 regimen