https://slavyanski.net/sb2020/story.php?title=teeth-whitening-risks-and-whitening-safety The tray-based system created mould in addition to whitening gel containing a peroxide-based bleaching agent. The bleach easy use in this treatment bleaches the enamel and dentin, principal mass of the tooth, and brightens down the discolored teeth. Giving us gel for a week or two when around product can make almost anyones teeth as bright as possible, is not completely honest here. Thu, 13 Oct 2022 17:38:45 UTC en