Toothpaste Sensitive Whitening, Mint Flavor, 4.5 oz, QC96503 Sale! This item is currently on backorder but you can still purchase it now and we'll ship as soon as more become available. Compare to the Active Ingredients in Sensodyne. Build increasing protection against painful sensitivity of the teeth to cold, heat, acids, sweets, or contact. Aids in the prevention of dental cavities. Whitens teeth.