The active ingredients in Sensodyne ProNamel Toothpaste are potassium nitrate and sodium fluoride. It also contains silica for gentle whitening. This product is designed to gently scrub away ...

Best overall: Sensodyne Pronamel Gentle Whitening (3 pack) Sensodyne Pronamel Whitening Toothpaste. $17.49 at Amazon. ... The longer the ingredient sits on your teeth, ...