Natural effervescence makes it better! Less abrasive. Neutralizes mouth acids. Cleans teeth & freshens breath without fluoride. For a great smile, brush with ExtraBrite twice daily for 2-3 weeks. Then maintain your new smile with Eco-Dent Daily Care.IngredientsSodium bicarbonate (baking soda), tartaric acid, sodium methyl cocoyl taurate, calcium peroxide, dicalcium phosphate dihydrate, calcium carbonate, magnesium carbonate, sea salt, hydrated silica, mentha piperita (peppermint) oil, menthol, anethole, cyamopsis tetragonoloba (guar) gum, commiphora myrrha (myrrh) resin extract.100% cruelty-free.SLS-free.No dyes or sweeteners.ExpirationThis product has no expiration date or the manufacturer has not provided an expiration date.