I left store bought teeth whitening trays in about 20 minutes too long on accident. The good news is my teeth look a good bit whiter. Will my teeth be fine?
--------------------
i think 20 mins is ok but studies have indicated that Carbamide Peroxide and Hydrogen Peroxide indeed can reduce the hardness of tooth enamel if you have a too long time whitening. http://www.teethwhiteningbest.com/teeth-…
Source
No comments:
Post a Comment