With Fluoride. Relieves painful sensitivity. Use Sensodyne whenever you normally brush: It contains Potassium Nitrate clinically proven to reduce painful sensitivity. It has fluoride for cavity protection. Its great taste keeps mouth feeling fresh and clean. It provides fast relief within two weeks. This product contains no sugar. Maximum FDA sensitivity active ingredient. Dentist recommended brand. Dentists have been recommending Sensodyne for over 20 years. Brushing twice a day with Sensodyne builds a shield or protection against painful sensitivity. And, since Sensodyne has fluoride, it helps protect against cavities too. Made in the U.S.A.