Magnesium supplements are useful in treating a variety of conditions, including constipation, heartburn, magnesium deficiency and high blood pressure during pregnancy, reports WebMD. They may also be effective in treating numerous other conditions, including cancer pains, asthma, cerebral palsy, chronic fatigue, headache and high cholesterol.
Naturally present in the human body, the mineral is vital to bone growth and structure and helps to neutralize stomach acids for digestion. Food sources rich in magnesium include legumes, whole grains, seeds, nuts -especially almonds- and vegetables -particularly broccoli, squash and green leafy varieties.
Magnesium administered intravenously may be effective in treating arrhythmias and torsades de pointes, types of irregular heartbeat.