Protect your teeth from sensitivity and the effects of acid wear;As the enamel layer becomes thinner, teeth can become visibly less white and older looking;Sensodyne pronamel use whenever you normally brush: helps protect the youthful appearance of teeth, formulated with low abrasivity, balanced ph and an effective cleaning system;Has fluoride for cavity protection, contains potassium nitrate clinically proven to relieve painful sensitivity within two weeks;Brushing twice a day with Sensodyne builds a inchshield of protection inch against painful sensitivity and since Sensodyne has fluoride, it helps protect against cavities too