This 4 oz Sensodyne Pronamel Toothpaste is part of the Sensodyne family and is highly recommended by dentists. This Sensitive Toothpaste promotes a youthful appearance of teeth and freshens breath when used as directed. It is specially formulated to help protect against sensitivity to cold, heat, sweets, acids or contact. Brushing twice a day with Pronamel Sensitive Toothpaste is recommended to strengthen your enamel and protect against future acid attacks that come from eating foods with high acid levels. Because is contains fluoride, Sensodyne Toothpaste with Fresh Wave helps protect against cavities, too.