Hydroxyapatite, also known as basic calcium phosphate, is the natural mineralization of calcium apatite (Ca5(PO4)3(OH)). Hydroxyapatite (HAP) is the main inorganic component of human and animal bones. It can achieve chemical bond bonding with body tissues at the interface. It has a certain solubility in the body, can release harmless ions to the body, can participate in metabolism in the body, stimulate or induce bone hyperplasia, and can promote the recovery of defective tissues. repair, showing biological activity. Insen supply different particle size of hydroxyapatite for your different application as Food Additive and pharmaceutical use. Any Nutrition Supplement, just contact us freely.