Britenz is the new, refreshingly simple way to whiten your teeth. Britenz contains the same powerful whitening ingredient (hydrogen peroxide) along with our unique formula containing natural ingredients to help the gel adhere to your teeth as your teeth are gently whitened. There is no need to rinse and Britenz leaves your teeth clean and minty fresh. Just use Britenz twice daily after brushing. For best results, dry teeth well before applying and allow it to sit for 3-5 minutes and you're done. You get quick and amazing results, there are no bad fitting mouth pieces to wear, no uncomfortable trays and it's even formulated for sensitive teeth.