Specially formulated for people with sensitive teeth. One third of the adult population experience tooth sensitivity at some time. One of the major causes of sensitive teeth is gum recession. Excessive build-up of plaque along the gum line can lead to gum disease which may increase the likelihood of recession. As gums recede they expose softer tooth areas that may be prone to a short, sharp pain when you eat & drink. With regular brushing, the antibacterial formula of Sensodyne Gum Protection helps: Prevent the build-up of plaque. Protect against cavities. Fight bad breath