With just one wash, you can go from dry and frizzy to smooth and silky. Shoulders and Head Silky and smooth Anti-Dandruff Shampoo contains moisturisers to wash and restore dry, frizzy hair, leaving you with 100% dandruff-free hair*. Continue to rub your hands through your hair. Only visible flakes with regular use. As you shampoo your hair, bioactive technology is at work. The unique bioactivate technology in Head & Shoulders shampoo eliminates dandruff and oils while also depositing ZPT on the scalp. ZPT H&S technology: H&S ZPT technology is operational throughout the day. Constantly combating the fungus to keep dandruff at bay until the next wash. The most recent technology provides up to 72 hours of dandruff protection! Zinc Pyrithione (ZPT): The active substance is ZPT (Zinc Pyrithione).