If you’ve never heard of tooth powder, you’re not alone. This age-old product was the precursor to toothpaste, but it fell out of favor decades ago. Even though it’s hard to find on store shelves, ...

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 ...

A prototype tooth whitening powder activated by the vibrations from an electric toothbrush that whitens and protects teeth has been developed by researchers from the Laboratory of Dental Biomaterials ...