Healthy hair starts at the scalp. That's why America's #1 dermatologist-recommended brand created Head and Shoulders Tea Tree Oil Shampoo and Conditioner. Ignite your senses and feel it working with every wash. This anti-itch,* anti dandruff shampoo and conditioner formula, infused with tea tree oil, helps rid your scalp of dandruff, and hydrates and cools for scalp relief.+ Now you can rinse away residue, oil, and flakes and improve your scalp and hair health every time you shower.^ Head and Shoulders' unique formula works 7 surface layers deep in your scalp to help stop dandruff at its source and maintain healthy hair. Our unique formula, with zinc pyrithione, delivers multiple benefits:Fights drynessCalms itching+Relieves irritation+Reduces redness+Controls oiliness^Removes flakes+^* visible flakes; with regular use** based on volume of sales+ associated with dandruff^ washes away oil and flakes