Precipitated Calcium Carbonate - The mineral calcium will be the countless abundantly identified mineral in the human bodythree. Calcium supplements can also include calcium citrate, calcium lactate, and calcium phosphate. Calcium citrate is high priced and doesn't incorporate as considerably elemental calcium as calcium carbonate. Calcium carbonate delivers 40% elemental calcium - activated calcium carbonate</p><br /><br />http://www.acpl.co/images/logo.jpg