Sensodyne Deep Clean Daily Care Gel Toothpaste provides 24/7 sensitivity protection*, containing fluoride to  maintain strong teeth and healthy gums, with twice daily brushing. Leaves your mouth feeling clean and fresh. Sensodyne Deep Clean Daily Care is a fluoride toothpaste in a foam boosting gel format for advanced cleaning, which can be used everyday and provides daily care for sensitive teeth. What is tooth sensitivity? Sensitivity can occur when the dentine underneath tooth enamel and gums becomes exposed. When exposed dentine comes into contact with hot or cold, sweet or sour, or even your toothbrush, it can trigger the nerve causing a short sharp pain. What does Sensodyne do? Sensodyne is proven to relieve sensitive teeth, and with twice daily brushing everyday, it provides 24/7 protection from sensitivity, plus all the benefits you would expect from a daily toothpaste - strong teeth, healthy gums and fresh breath.