The table below identifies the recommended daily allowance (RDA) or adequate intake (AI) of magnesium for adults, infants and children (2).
An adult body contains approximately 25 g magnesium, with 50% to 60% present in .  lists the nutrient content of many foods and provides.
Magnesium helps nerves and muscles function. Learn how much you need, good sources, deficiency symptoms, and health Adults, 350 mg.
Experts say that many people in the U.S. aren't eating enough foods with magnesium. Adults who consume less than the recommended.
A daily dose for adults is up to 4 tablespoons per day, but the body excretes much of the magnesium because of the medication's laxative.