Researchers developed a powder that activates with electric toothbrush vibrations to whiten teeth safely and strengthen ...

Researchers have developed a teeth-whitening powder that works with the vibrations of an electric toothbrush to safely remove ...

Forget strips, gels, and pastes. Your next tooth-whitening and repairing substance might well be a new powder developed by Shanghai researchers. You'll want to use it with an electric toothbrush ...

Add Yahoo as a preferred source to see more of our stories on Google. When it comes to giving your mouth a good cleaning, there’s no denying that a great toothbrush is a must-have. But while most ...