Sensodyne Full Protection Teeth Whitening Sensitive Toothpaste is an SLS free toothpaste that helps relieve painful tooth sensitivity and keeps pain from coming back. With twice daily brushing, this potassium nitrate and sodium fluoride toothpaste is specially formulated to form a soothing layer around the nerve, deep inside the tooth, building 24/7 sensitivity protection against painful sensitivity of the teeth to cold, heat, acids, sweets or contact. This anticavity and gum health toothpaste also offers all the benefits of regular cavity protection toothpaste and prevents tartar buildup, leaving you with fresh breath and a clean feeling in your mouth. Available in a convenient 4 pack bundle, this sensitivity toothpaste keeps you stocked for longer. For best results, brush for two minutes, twice daily. Get lasting protection from tooth sensitivity with Sensodyne. 4 oz tube of Sensodyne Full Protection Teeth Whitening Sensitive Toothpaste. Toothpaste for sensitive teeth with fluoride that helps relieve painful tooth sensitivity. Prevents cavities as it effectively cleans and freshens your breath. Teeth whitening toothpaste for a brighter smile. Helps prevent tartar buildup and promotes healthy gums. Brush for two minutes, twice daily.