Nioxin Pro Clinical's System Kit 4 is designed for dry, damaged, colored hair with progressed thinning. This lightweight conditioner helps provide resilience and hydration from root to tip. Clinically and dermatologically tested.

Formulated with niacinamide, biotin, and caffeine, it nourishes the hair root, stimulates follicles, and strengthens hair.

Benefits:
- Nourishing
- Strengthening
- Thickening