Oral-B Advanced Tartar Prevention Toothpaste with Cleansing Crystals is clinically proven to be up to 100% more effective at preventing tartar than regular fluoride toothpaste. Oral-Bs unique antibacterial technology with stannous fluoride complex creates a protective shield for total protection. Cleansing crystals provide a deep cleaning experience, while active zinc helps reduce and prevent plaque build-up, providing 24-hour plaque protection when used twice daily. Clinically proven. Sweet mint flavor