It's better to make sure you can use them than use them and risk hurting yourself, particularly if you have a history of enamel ... Crest 3D Whitestrips are our pick as the best teeth whitening ...

Crest makes some of our favorite oral care products ... peroxide (an enamel-safe ingredient) works to whiten the teeth and combat discoloration. “I used Crest Whitening strips leading up ...