whether you’re on a budget or have sensitive teeth. These kits use highly concentrated whitening gels. Usually, these gels include hydrogen peroxide or carbamide peroxide, though you can find ...

The brand’s best-selling Boost Teeth Whitening Kit, which is currently on sale for $119, claims to be able to whiten your ...

Teeth-whitening treatments are relatively new to ... tray every now and then by using just the Opalescence syringe-gel refills: “Put a little stream of whitening gel into the retainer and ...

According to Zenyum vice president of clinical products and dentistry Dr Lou Yii Ping, teeth whitening gels work by ...