Take out your BlanXometer inside and measure the whiteness of your teeth O3X is the new & exclusive BlanX formula that delivers exceptional whitening results. The unique BlanX formula combines the new O3X technology, which releases active oxygen, with Perlite, and natural Arctic Lichens. O3X toothpaste actively removes stains and makes teeth shiny and bright. BlanX O3X toothpaste is ideal for use before and after whitening treatments to maintain shiny white enamel. O3X - Unleash oxygen power and removes stains for a superior whitening effect 100% Natural Perlite - Delicate shining agent, used by professionist PVP - Film-forming and anti-stain effect 100% Natural Arctic Lichens - To fight placque and naturally whitens teeth Non Abrasive Silica - Cleans teeth without damaging enamel