Oral-B Advanced Strengthen Enamel Fresh Mint toothpaste is clinically proven to help stop cavities in their tracks from the first use. The unique antibacterial technology with Stannous Fluoride Complex creates a protective, sealing micro-layer that guards against mineral loss, even between brushings, and actively rebuilds tooth density. Daily toothpaste. Helps prevent cavities in their early stages from the first use. Builds enamel density. Antibacterial technology with Stannous Fluoride Complex creates a protective sealing microlayer that protects against mineral loss, even between brushings. The Stannous Fluoride Complex creates a protective sealing microlayer that actively rebuilds tooth density. Daily toothpaste. Refreshing eucalyptus flavor.