Formulated for thinning hair, Nioxin System 1 is a cleansing shampoo with a lightweight, foaming texture that removes build-up without heavy residue. It’s aimed at daily use for those seeking fuller-looking hair and a refreshed scalp. The formula feels gentle on the scalp and suits normal to fine hair types seeking routine cleansing and scalp care.
Ingredient Safety
No risk3
Low risk32
Moderate risk7