Nioxin System 1 Scalp Care + Hair Thickening Leave-In Treatment | For Natural Hair with Light Thinning | Strengthen Against Damage & Breakage with

Nioxin System 1 Scalp & Hair Leave-In Treatment is a liquid spray designed to restore hair fullness and prevent and relieve dry scalp symptoms for natural hair with light thinning. Customers use this product on their scalp, typically every other day, after washing their hair. The formula for System 1 treatment is a liquid spray, not a foam, and is not meant to be used with other hair products like hair wax or minoxidil. However, it is not confirmed as color-safe for treated hair. Some users noted a tingling sensation on the scalp when using Nioxin products, while others experienced issues with the spray mechanism. In reviews, some customers expressed dissatisfaction with the product, feeling that it did not provide the expected results or caused discomfort. However, other long-term users appreciated the effectiveness of Nioxin products in reducing hair shedding and promoting hair thickness. One user reported positive results after their son used the treatment for a few weeks, noticing a decrease in hair loss spots on his head. Overall, there are mixed experiences with the Nioxin System 1 Scalp & Hair Leave-In Treatment, with some customers finding it effective in reducing hair shedding and promoting thicker hair, while others had concerns about the formula change and experienced discomfort due to the spray mechanism.