"Hydroxyapatite is natural. It is a type of calcium that makes up bones and teeth," says Lai. "Nano-hydroxyapatite relates to ...

Add Yahoo as a preferred source to see more of our stories on Google. A close up of someone smiling. At-home teeth whitening kits or toothpastes are great for getting a whiter smile at home without ...

Whitening toothpastes can lighten stains and brighten teeth over time. While they may not be as fast or effective as other options, such as whitening strips or professional dental treatments, ...

New York Post may be compensated and/or receive an affiliate commission if you click or buy through our links. Featured pricing is subject to change. When we’re talking about whiter and brighter ...

“After a few weeks, my teeth feel smoother and my gums look healthier,” one reviewer raves. “Definitely a reliable, ...

Charcoal toothpaste can remove some surface stains on your teeth, but it doesn’t whiten teeth better than regular toothpaste. Its long-term effects are unclear. Charcoal is one of the biggest trends ...