Magnesium Oxide is a white, powdery compound made up of magnesium and oxygen. It is commonly used in various applications, including as a dietary supplement, antacid, and refractory material in construction. Its chemical formula is MgO, and it is known for its high melting point and ability to withstand extreme temperatures. In the human body, Magnesium Oxide serves as a source of magnesium, an essential mineral that supports numerous bodily functions, including muscle and nerve function, blood sugar control, and bone health. It is often taken to help alleviate symptoms of magnesium deficiency and promote overall wellness.