Forget strips, gels, and pastes. Your next tooth-whitening and repairing substance might well be a new powder developed by ...

Scientists develop powder that whitens teeth with just vibration from toothbrush - New powder found to overcome limitations ...

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, ...