Dr Rita reckons this is one of the most common questions she gets asked, "and the answer is always 'it depends on how white you want your new smile to be'". You can get veneers on your top teeth or ...
abrasives to help remove substances from teeth surfaces; flavors; sweeteners; foaming agents; and humectants to keep the toothpaste from crumbling. Some of these can combat acne. Hydrogen peroxide ...