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

While the debate around fluoride continues, many are considering switching their fluoride toothpastes to alternatives that include the popular ingredient nano-hydroxyapatite. "As ingredient labels ...

Add Yahoo as a preferred source to see more of our stories on Google. If you're thinking about trying a nano-hydroxyapatite toothpaste but aren't sure if it's right for you, we spoke to dentists to ...