Active Ingredients...Purpose Potassium Nitrate 5%**...Antihypersensitivity Sodium Fluoride 0.13% w/v Fluoride Ion...Anticavity **maximum FDA sensitivity active ingredient Inactive Ingredients Water, Hydrated with Silica, Sorbitol, Glycerin, Pentasodium Triphosphate, PEG-8, Flavor, Titanium Dioxide, Sodium Methyl Cocoyl Taurate, Cocamidopropyl Betaine, Xanthan Gum, Sodium Hydroxide, Sodium Saccharin, Sucralose.