Magnesium aids in the absorption of calcium, acts as co factor for several hundreds of biochemical reactions, maintains nerve and muscle tone, keeps heart rhythm strong, maintains normal blood pressure, maintains normal lipid levels. Therefore, if you cannot get the recommended dosage of magnesium from diet, make sure to take a supplement. There are many benefits associated with these supplements. They help protect against osteoporosis by enhancing the absorption of calcium into the bones. Studies have shown that supplementation with calcium and magnesium can greatly increase bone density when compared to calcium alone. Magnesium helps normalize blood pressure naturally. Research has shown that people who take magnesium rich foods or magnesium supplements tend to have lower blood pressure. These supplements can be especially useful for people with hypertension. Magnesium stimulates carbohydrate metabolism. It thereby plays an important role in the release and functioning of insulin. In this way, it helps control blood glucose levels. These supplements are useful for people with insulin resistance who cannot utilize insulin efficiently. Some studies have shown that magnesium can decrease risk of cardiovascular diseases by reducing the tendency of blood to clot. Magnesium supplements are highly beneficial but they should be taken under the doctor’s guidance since there may be side effects or drug interactions.