Hydroxyapatite, the primary mineral that makes up natural tooth enamel, is widely recognized for its ability to restore and strengthen teeth. When used in oral care products like toothpaste and mouth rinses, hydroxyapatite particles bond to the enamel surface, filling in microscopic cracks and repairing weakened areas caused by demineralization. https://medoja.com/blog/hydroxyapatite-oral-care/