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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.
Too much magnesium from food sources alone doesnât pose a risk because any excess magnesium that the body doesnât need is easily flushed out in the urine. Itâs possible, however, to ingest too much magnesium from magnesium supplements, although toxicity is very rare and not thought to be a threat to most people.