Nioxin Hair Care System 4 for color treated hair with progressed thinning amplifies hair structure and protects against hair breakage. This unique set of three professional hair products, based on an advanced skin care approach, is specially formulated as a hair thickening treatment, delivering fuller-looking hair and color protection.
The Nioxin System 4 regimen reduces hair fall due to breakage, strengthens the hair and delivers a healthy shine to color treated hair, while refreshes the scalp.