Remove dark stains from your teeth daily. iWhite Dark Stains toothpaste uses dark pigment adsorption technology. This technology actively targets dark spots by adsorbing and reducing colored substances. In addition to using a whitening kit as a monthly treatment, it is also important to maintain these results by using a whitening toothpaste daily. The Dark Stains technology that has been developed to remove stains is based on 3 main actions: Capturing dark spots and removing bad breath (thanks to activated charcoal) Loss and division of dark spots (the PAP will attack the spots and break them down into smaller, less colored molecules) Enamel shielding: creating a protective layer over the enamel By using this toothpaste, your teeth will not only become whiter, but they will also become stronger. Specifically designed to remove coffee, tea, tobacco and wine stains. Prevents staining of teeth Superior whitening with PAP (more information below) freshens breath 100% sure