Is hydroxyapatite safe in toothpaste?

Hydroxyapatite is considered safe for use in toothpaste and has been shown to be effective in remineralizing tooth enamel without the risks associated with fluoride ingestion.

How does hydroxyapatite work for teeth?

Hydroxyapatite works by depositing mineral ions onto the tooth surface, filling in microscopic defects and strengthening the enamel, which can help prevent cavities and reduce sensitivity.

Home › Ingredients › Hydroxyapatite

Hydroxyapatite

Hydroxyapatite is a naturally occurring mineral form of calcium apatite, a primary component of bone and tooth enamel. In cosmetics, it is primarily used in oral care for its ability to remineralize and strengthen tooth enamel. It can also be found in some skincare products for its mineral content.

NoneMineralVeganEvidence: High

BenefitGood 2.8 / 4

RiskVery low 0 / 4

Rated by SpottyLabs' ingredient methodology, independent of brands.

What it helps with

Remineralizes tooth enamel
Strengthens teeth
Reduces tooth sensitivity

Spot questionable ingredients in seconds

SpottyLabs scans any skincare product and rates every ingredient for benefit, risk and safety. Free and independent — no brand is paying us.

App coming soon

Products with Hydroxyapatite

White & Repair Toothpaste

Score 3.5 / 5

Browse all products →

Frequently asked questions

Is hydroxyapatite safe in toothpaste?: Hydroxyapatite is considered safe for use in toothpaste and has been shown to be effective in remineralizing tooth enamel without the risks associated with fluoride ingestion.
How does hydroxyapatite work for teeth?: Hydroxyapatite works by depositing mineral ions onto the tooth surface, filling in microscopic defects and strengthening the enamel, which can help prevent cavities and reduce sensitivity.