Nioxin Professional System 1 is for natural untreated hair with light thinning.
The System 1 Shampoo & Conditioner Duo Includes:
The System 1 Shampoo & Conditioner Duo Includes:
- (1) - System 1 Cleanser Shampoo, 33.8 fl. oz.
- (1) - System 1 Scalp Therapy Conditioner, 33.8 fl. oz.