Sensodyne Repair & Protect Extra Fresh is a daily fluoride toothpaste that helps to repair* the sensitive areas of the teeth, with twice daily brushing. Has a fresh minty taste to leave your mouth feeling clean and fresh.Sensodyne Repair & Protect, powered by NOVAMIN, is a calcium sodium phosphosilicate formulation. With twice daily brushing, it helps repair* sensitive areas with the natural building blocks of 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.Why use Sensodyne Repair & Protect Extra Fresh?It helps to repair* the sensitive areas of the teeth. Brush twice a day for lasting sensitivity protection. It also contains fluoride to help strengthen the teeth and has a fresh minty taste to leave your mouth feeling clean and fresh.*Forms a protective layer over the sensitive areas of the teeth. Brush twice a day for lasting sensitivity protection. ~With twice daily brushing.