Nioxin Pro Clinical's System 4 is designed for dry, damaged, colored hair with progressed thinning. Clinically and dermatologically tested, this complete scalp & hair thickening system thickens and strengthens your hair against breakage while providing color protection. 8 out 10 users saw thicker, fuller hair in 30 days!

Formulated with a powerful blend of niacinamide, biotin and caffeine to help nourish the hair root, stimulate hair follicles and strengthen the hair.

This kit offers built in savings and includes:

• 1 - Nioxin Scalp + Hair Thickening System 4 Shampoo 10 oz
• 1 - Nioxin Scalp + Hair Thickening System 4 Conditioner 10 oz