Pyrithione zinc. Clinically proven to help restore scalp's natural moisture. Infused with almond oil. Up to 100% flake free (Visible flakes; with regular use) guaranteed (Satisfaction Guarantee: If you are not satisfied return this product with a proof of purchase for a refund via prepaid card. Call 1-800-843-3543 for further details). Proven protection. 1. Rich Lather - Leaves scalp and hair feeling airy clean. 2. Scalp Protection - from flakes (associated with dandruff), itch (associated with dandruff), oil (washes away oil & flakes), & dryness - guaranteed (Satisfaction guarantee: If you are not satisfied return this product with a proof of purchase for a refund via prepaid card. Call 1-800-843-3543 for further details). 3. Healthy Hair - grows from a healthy scalp. No. 1 Dermatologist recommended. Satisfaction Guarantee: If you are not satisfied, return this product with a proof of purchase for a refund via prepaid card. Call 1-800-843-3543 for further details. www.pg.com. www.headandshoulders.com. Questions (or comments)? 1-800-723-9569. Made in USA of US and/or imported ingredients.