Features: Powered By Hp Complex, Our Unique Formulation Of Hydrogen Peroxide, Optic White Advanced Removes 5 Years Of Deep-Set Stains For Visibly Whiter Teeth*. This Clinically Proven Formula Contains Hydrogen Peroxide, The Same Whitening Ingredient Used By Dentists. Designed For No Tooth Sensitivity, Our Mint Toothpaste Provides Enamel-Safe Stain Removal For Noticeable Results*.Colgate Optic White Advanced Is An Anticavity Fluoride Toothpaste That Starts Whitening After The First Brush. Most Other Whitening Toothpastes** Only Target Surface Stains, But Optic White's Dual-Action Formula With Hp Complex Gently Diffuses Below The Surface Of Teeth As A Deep-Set Stain Remover Toothpaste While Micropolishers Brush The Surface Clean. Advanced Enamel Strength Helps Protect And Strengthen Enamel. Designed For No Tooth Sensitivity, This Whitening Toothpaste Dissolves Deep-Set Stains Without Weakening Enamel. Get Visibly Whiter Teeth With No Sensitivity. With A Delicate Balance Of Peppermint And Wintergreen Flavors, Advanced Enamel Strength Mint Toothpaste Delivers A Mild Sensation From Start To Finish. *When Brushing Twice Daily For 2 Weeks **Without Hydrogen Peroxide