Hair Thickening System 4 Leave in Treatment
System Kit 4 is designed for color-treated hair with progressed thinning. Clinically and dermatologically tested. It helps to refresh the scalp and increase the volume of every strand, leaving your hair looking fuller and thicker.
- For best results, pair with Nioxin Hair Thickening System 4 Shampoo & Conditioner.
- Delivers essential nutrients and antioxidants to the scalp.
Who Is It For?
- Clinically designed to add thickness and fullness to dry, damaged, color-treated hair with progressed thinning.
What Does It Do?
- Thickens hair
- Supports scalp health
- Reduces hair thinning
- Nourishes the scalp
- Visible results in just 30 days
How Do You Use It?
- Apply Nioxin System 4 Scalp + Hair Thickening Treatment to towel-dried hair, focusing on the scalp and areas of concern.
- Massage gently to ensure even distribution.
- Do not rinse out. Style as desired.
- For optimal results, use alongside Nioxin System 4 Scalp + Hair Shampoo and Conditioner.
Original: $32.53
-65%$32.53
$11.39


Description
System Kit 4 is designed for color-treated hair with progressed thinning. Clinically and dermatologically tested. It helps to refresh the scalp and increase the volume of every strand, leaving your hair looking fuller and thicker.
- For best results, pair with Nioxin Hair Thickening System 4 Shampoo & Conditioner.
- Delivers essential nutrients and antioxidants to the scalp.
Who Is It For?
- Clinically designed to add thickness and fullness to dry, damaged, color-treated hair with progressed thinning.
What Does It Do?
- Thickens hair
- Supports scalp health
- Reduces hair thinning
- Nourishes the scalp
- Visible results in just 30 days
How Do You Use It?
- Apply Nioxin System 4 Scalp + Hair Thickening Treatment to towel-dried hair, focusing on the scalp and areas of concern.
- Massage gently to ensure even distribution.
- Do not rinse out. Style as desired.
- For optimal results, use alongside Nioxin System 4 Scalp + Hair Shampoo and Conditioner.












