Sodium fluoride and acidulated phosphate topical solution. Introducing 6 benefits in one. Helps prevent cavities. Restores enamel. Strengthens teeth. Kills bad breath germs. Freshens breath. Fights unsightly plaque above the gum line. Use 2x a day to: help prevent cavities, restore enamel, strengthen teeth, kill bad breath germs, freshen breath, fight unsightly plaque above the gum line. Cold weather may temporarily cloud this product. Meets USP Assay Test 2.