When Head & Shoulders was launched in 1961, it was the first time people had experienced the powerful dandruff eliminator, ZPT. Fifty years later, as the world's No.1 shampoo, we're still innovating and leading the way in hair care that gives you confidence. Clinically tested over 200 times, we are the most tested* and most trusted dandruff shampoo.**
*based on published studies
**P&G calculation based on Nielsen sales information July 2012 – June 2013.