The Oral-B Pro 3D White Clinical Intensive Whitening toothpaste has undergone clinical testing and is shown to achieve visibly whiter teeth in just one day by targeting and eliminating surface discoloration. This toothpaste stands out as Oral-B's top choice for whitening, featuring a distinctive ionic technology that gently breaks down stains without requiring abrasive techniques. In addition to whitening, it helps shield teeth against future stains and is ideal for individuals with sensitivity issues.