Calcium (MHCA) is a microcrystalline form of calcium with superior bioavailability over other forms of calcium, as demonstrated consistently in clinical studies. Microcrystalline hydroxyapatite also provides additional minerals (magnesium, phosphorus, potassium, zinc), and proteins (osteocalcin, type I collagen, type I insulin growth factor I and II, transforming growth factor beta) associated with bone metabolism. Calcium is needed for the maintenance of normal bones calcium microcrystalline hydroxyapatite (MHCA) has superior bioavailability MHCA also provides additional minerals and proteins associated with bone metabolism calcium contributes to the maintenance of normal muscle function, bones and teeth Ingredients Microcrystalline hydroxyapatite. Vegetarian capsule (hydroxypropyl methyl cellulose). Directions For Use As a food supplement, take 3 capsules daily with meals, or as directed by a healthcare professional. Precautions If you are pregnant or lactating, have any health condition or are taking any medication, consult your health professional before use. Use only if safety seal is intact. Food supplements should not be used as a substitute for a varied diet. Do not exceed the stated daily dosage. Keep out of the reach of young children.