Nahda University

This study tested two treatments for white spot lesions on teeth, which are common after braces. One uses a self-assembling peptide with fluoride to rebuild enamel, and the other uses a protective coating that releases minerals. Forty-four people with at least two white spots wer…

This study tested two ways to whiten teeth: a chemical bleaching gel and a light-activated bleaching gel. Thirty adults with yellowish or brownish stains on their front teeth were randomly assigned to one of the two methods. Researchers measured how white teeth got, how much toot…