Using remineralizing agents doesn’t necessarily help teeth recoup their enamel after whitening procedures.
A new study indicates that following in-office teeth whitening with 35 to 38 percent hydrogen peroxide, the teeth generally don’t regain their enamel.
There are several studies that show bleaching with large quantities of hydrogen peroxide can change the makeup of the enamel. Acta Odontologica Scandinavica (March 2013, Vol. 71:2, pp. 343-348).
