Scientific Review Finds Ingredients in Head & Shoulders Shampoos – 1% Selenium Sulfide and 1% Zinc Pyrithione – As the Strongest Evidence-Based Option for Best Over-the-Counter Dandruff Control

For the nearly 50% of people who experience dandruff, Head & Shoulders provides shampoos with either 1% selenium sulfide for maximum dandruff control or 1% zinc pyrithione for proven long-term scalp benefits,