The problem with popular teeth-whitening agents, like peroxide-based gels, is that they risk damaging tooth enamel while they bleach. Now, Chinese scientists say they've developed a better option: one ...

It may seem counterintuitive to use black toothpaste to whiten your teeth. However, having charcoal in your toothpaste can give you whiter teeth as well as several other oral hygiene benefits. Keep in ...

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 ...