The BlanX O3X Pro Shine Whitening Toothpaste is a professional-grade whitening formula with O3X technology. This innovative technology releases active oxygen with Perlite and natural arctic lichens to actively remove stains and make teeth white and bright. The formula has a key ingredient - natural arctic lichens - that is 100% natural and is non-abrasive, making it gentle on your gums and teeth. The natural perlite in this toothpaste is a professional polishing agent used generally by dental professionals that polishes your enamel gently yet effectively. The PVP technology creates a protective barrier to prevent stains and maintain whitening long term. This Pro Shine toothpaste can be used post professional whitening treatments to maintain the results and extend the whitening longevity. Long-lasting fresh breath and enamel protection are additional benefits of using this whitening toothpaste from Blanx. It is gentle on your tooth enamel, safe for sensitive gums and helps maintain a white enamel upon regular use.