Nioxin System 2 Cleanser -- for fine, non -chemically enhanced hair that is noticeably thinning -- gently cleanses and removes environmental residue and DHT (Dihydrotestosterone).
Nioxin Cleanser System 5 - for medium to coarse, non-chemically enhanced hair in the early stages of thinning - gently cleanses and removes environmental residue and DHT (Dihydrotestosterone).
Nioxin Cleanser System 7 - for medium to coarse, chemically enhanced hair in the early stages of thinning - gently cleanses and removes toxins, residue and DHT (Dihydrotestosterone).
Nioxin System 3 Cleanser -- for fine, chemically enhanced, normal to thin looking hair -- gently cleanses and removes environmental residue and DHT (Dihydrotestosterone).