Hydroxyapatite — Buy

Consumers typically choose hydroxyapatite for three primary reasons:

Hydroxyapatite (HA) is a naturally occurring mineral that makes up and 70% of dentin . Long used as the "gold standard" of oral care in Japan for over 40 years, it has recently gained significant popularity in North America as a non-toxic, biomimetic alternative to fluoride. Why Buy Hydroxyapatite?

: By sealing exposed dentinal tubules (tiny pathways to tooth nerves), it can provide faster relief from temperature sensitivity than fluoride.

: Nano-hydroxyapatite (n-HA) is generally considered more effective because its smaller particles (ideally 20–80 nm) can fit into smaller enamel pores.

: Since it is identical to the mineral already in your body, it is safe if swallowed, making it a preferred choice for young children and pregnant women. Shopping Guide: What to Look For

Hydroxyapatite Toothpaste vs. Fluoride: Which Is Better for ... - GoodRx

: It restores lost calcium and phosphate to the enamel, effectively "filling in" microscopic cracks.