- With the power of Safeguard, it effectively cleanses scalp and fights germs, giving you up to 100% dandruff and itch protection - With regular use Head & Shoulders helps you to be 100% dandruff-free forever! It also protects your scalp from itch and oil for up to 72 hours between washes, without stripping away its moisture. - 3 ACTION FORMULA: Cleanses, Protects, and Moisturizes