MamaVit Vegeterian Magnesium Oxide 500mg 60'sMagnesium is an element your body needs to function normally, Magnesium is very important for the normal functioning of cells, nerves, muscles, bones, and the heart. Magnesium oxide may be used for different reasons. Some people use it as an antacid to relieve heartburn, sour stomach, or acid indigestion. Magnesium oxide also may be used as a laxative for short term, rapid emptying of the bowel (before surgery, for example). It should not be used