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The population is deficient in magnesiumâfound abundantly in whole grains, beans and legumes, nuts and seeds, and leafy greens, as well as cocoa and molassesâfor several reasons. Soil depletion. Intensive agricultural practices rob the soil of magnesium and donât replace it.
Magnesium is a mineral that is present in relatively large amounts in the body. Researchers estimate that the average personâs body contains about 25 grams of magnesium, and about half of that is in the bones. Magnesium is important in more than 300 chemical reactions that keep the body working properly.oses less than 350 mg per day are safe for most adults. When taken in very large amounts, magnesium is POSSIBLY UNSAFE. Large doses might cause too much magnesium to build up in the body, causing serious side effects including an irregular heartbeat, low blood pressure, confusion, slowed breathing, coma, and death.