Get rid of dandruff and stay worry free with Head & Shoulders Sub-Zero Freshness. The anti-dandruff shampoo removes up to 100% of visible dandruff. Its clinically proven formula contains Piroctone Olamine, the active ingredient that can fight Malassezia globose, the dandruff-causing microbe. This powerful shampoo controls flaking, scaling, and itching associated with dandruff and starts working from the first use. The pH balanced shampoo suits all hair types: normal, colored, and chemically treated hair, and leaves your scalp feeling intensely cool with a -5°C sensation. Go out into the world with total confidence when you use the world’s #1 anti-dandruff shampoo that is dermatologically tested.