New Sensodyne Pronamel Gentle Whitening Toothpaste is specially formulated to protect against acid erosion and also gently yet effectively remove stains, restoring teeth to their natural whiteness. Benefits Dentist recommended brand Acid protection formula – wine acids, fruit acids, acidic drinks Helps protect teeth against acid erosion Helps harden tooth enamel Gently whitens tooth enamel Contains fluoride for cavity protection Specially formulated for people with sensitive teeth How to Use Brush with Sensodyne Pronamel toothpaste 2-4 times a day.