1 / 7Nioxin System 4 Scalp Treatment, 200 ml
Nioxin System 4 Scalp Treatment is a leave-in cream listed for fine, chemically enhanced, noticeably thinning hair. Its description claims SPF 15 protection and says temporary redness may occur after application.
At a glance
- Leave-in scalp treatment described for fine, chemically enhanced, noticeably thinning hair.
- The product description claims SPF 15 sunscreen and protection from UVA and UVB rays.
- Listed as a cream with peppermint oil scent and nicotinate as the active ingredient.
Reference price: $69.17
Price checked: 13 Nov 2026
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Pros and cons
Pros
- Leave-in use avoids rinsing the treatment out, according to the product description.
- The listed SPF 15 and UVA/UVB protection claim may suit buyers seeking scalp sun protection within a hair-care product.
Technical specifications
14 specifications| Brand | NIOXIN |
|---|---|
| Model | 81629325 |
| Hair type | Thin |
| Age range | Adult |
| Item form | Cream |
|---|---|
| Active ingredient | Nicotinate |
| Scent | Peppermint Oil |
| Dimensions listed | 5.87 x 4.7 x 19.05 cm; 193 Grams |
|---|---|
| Weight listed | 193 Grams |
| Item volume | 6.8 Fluid Ounces |
|---|---|
| Number of items | 1 |
| Sunscreen | SPF 15 sunscreen |
|---|---|
| UVA and UVB claim | protects scalp skin from harmful UVA and UVB rays |
| Other listed ingredients | essential botanicals, nutrients, antioxidants, vitamins and cytokines |
What to know before buying
- The product description says temporary redness may occur after application. It presents the product as a daily leave-in treatment for fine, chemically enhanced, noticeably thinning hair.
Who is it for?
Customer reviews on Amazon
- 5 stars
73% 73% - 4 stars
12% 12% - 3 stars
9% 9% - 2 stars
2% 2% - 1 star
4% 4%
Aggregate ratings lean positive, with most ratings in the five-star category, but a smaller share are lower. These ratings provide a broad signal only and do not identify specific benefits, concerns or causes. They cannot confirm the treatment's listed ingredients or sun-protection claims.
Frequently asked questions
Is Nioxin System 4 Scalp Treatment rinsed out?
No. The product description identifies it as a daily leave-in scalp treatment.
What hair type is it listed for?
The details list thin hair. The product description specifies fine, chemically enhanced, noticeably thinning hair.
Does the treatment include sunscreen?
The product description claims SPF 15 sunscreen and protection from harmful UVA and UVB rays.
Can application cause redness?
The product description states that temporary redness may occur after application.

Alternative options

Nioxin System 4 Scalp Plus Hair Thickening Treatment Serum, 100 ml
$24.95

Nioxin System 3 Shampoo + Conditioner 1L Duo, Colored Hair, Progressed Thinning
$93.46

Nioxin Scalp Plus Hair Thickening System 4 for Colored or Dry Damaged Hair with Progressed Thinning (Pack of 3)
$46.67

Nioxin Scalp + Hair Thickening System 4 - Hair Thickening System for Colored Or Dry Damaged Hair with Progressed Thinning, 300+300+100ML
$72.20


























