If you’ve spent any time on TikTok, you’ve probably seen an influencer make an ad for LED teeth-whitening kits — the little mouth-guard-shaped devices that you pop into your mouth and that claim to ...

The study presents keratin as an eco-friendly, biomimetic alternative to traditional fluoride treatments, which can only slow decay, but not reverse it. "Enamel is the hardest tissue in the body, but ...

Select independently determines what we cover and recommend. When you buy through our links, we may earn a commission. Learn more. Regardless of how much you want a brighter smile, you may be ...