I know not everyone has tooth sensitivity or crybaby
gums like me, so while in a perfect world I would only test gentle products to avoid gum irritation, I white-knuckled through
some intense hydrogen peroxide bleaching concentrations to find
the best teeth-whitening products for 2023. In the name of reporting, right?
In three experiments, researchers found the active ingredient
in tooth whiteners, hydrogen peroxide, can eat away
at dentin, the material right below the protective enamel and covering the sensitive structures of
the tooth, according to the reports presented at the (...)