E-Keratin Triple Action Anti-Dandruff Hair Tonic targets itchy flaky scalp to remove dandruff and helps in preventing its reappearance. It combines the powerful anti-dandruff properties of zinc pyrithione with keratin to provide you with relief from dandruff and itchy scalp. It fights the main causes of dandruff, leaving your scalp healthy and dandruff free. It forms a film on the hair shaft to protect the hair natural protein from aggressive environmental influences.