Sensodyne is a brand of toothpaste specifically designed for people with sensitive teeth. It helps relieve discomfort caused by hot, cold, or sweet foods and drinks. The active ingredients in Sensodyne work by blocking the pathways that lead to nerve endings in the teeth, providing relief from sensitivity. In addition to sensitivity relief, many Sensodyne products also offer benefits like cavity protection and whitening. The brand is widely recommended by dentists and is available in various formulations, including options for extra whitening and gum care, catering to different dental needs.