While regular shampoo only wash the flake away, Head & Shoulders Clean & Balanced shampoo is clinically proven to deal with the cause of dandruff and give up to 100 percent dandruff and itch protection for 72 hours Restore scalp's natural balance, for long lasting dandruff protection Gentle formula with no paraben, phosphate and paraffins added Dermatologically tested and designed to be pH balanced to skin similar to premium skin care product and gentle to hair Recommended by dermatologists to be used with every wash, at least 3 times a week for 3 weeks to have best results