Shampoo #4 Very thinning
Specially designed for visibly thinning color-treated hair, Nioxin System 4 Shampoo leaves hair thicker and stronger.
Its purifying formula removes the buildup of oil, dirt, and residue from the scalp and hair. Its peppermint oil extract refreshes the scalp.
- For visibly thinning hair
- Safe for color-treated hair
- For daily use
Gently massage into wet hair and scalp. Leave on for 1 minute and rinse.
For optimal results, combine with Nioxin System 4 Conditioner and Scalp Treatment.