Clinically Tested. Salon Proven. Provides extra conditioning and defrizzing power for enhanced manageability to frizzy, unruly, medium to coarse hair. Locks out frizz for 3 days, even in high humidity*. Protects against heat styling tools up to 450? F. Our kind-to-scalp formula, infused with a pre- and postbiotic blend of coconut yogurt and ginseng, maintains an optimal foundation for healthy scalp and hair. Color-safe. *When using Biotera Anti-Frizz Shampoo, Conditioner, and Leave-In Conditioner vs. untreated hair.