MICROCRYSTALLINE HYDROXYAPATITE Powder {~60g/2.1oz~} Pastured Bovine 🎗️Microcrystalline Hydroxyapatite(MCHA) 🎗️. Unlike synthetic or nano-sized hydroxyapatite, MCHA (derived from bovine bone) retains a microcrystalline structure that closely mimics human bone mineral.
