"Hydroxyapatite is natural. It is a type of calcium that makes up bones and teeth," says Lai. "Nano-hydroxyapatite relates to ...
Boka's toothpaste uses nano-hydroxyapatite (n-Ha) — an alternative to fluoride — as its active ingredient ...
INDIANAPOLIS (WISH) — Dentists have said for years that drinking fluoridated water keeps teeth strong and reduces cavities ...