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What are symptoms of high magnesium levels?

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Quick Answer

Symptoms of high levels of magnesium, called hypermagnesemia, include irregular heartbeat, low blood pressure, cardiac arrest, muscle weakness, and nausea or vomiting, notes Healthline. This condition is rare and mainly occurs in people with kidney problems.

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Full Answer

The average healthy person contains about 25 grams of magnesium in the body, half of which is found in the bones, states WebMD. Symptoms of high levels of magnesium are common in people with a kidney disease, and the risk of developing hypermagnesemia increases with gastrointestinal disorders and heart disease. Patients with kidney failure should avoid taking magnesium supplements and medications that contain magnesium, stresses Healthline.

The National Institutes of Health states that men over 30 should get 420 milligrams of magnesium per day and women over 30 should get 320 milligrams per day, reports Healthline. The recommended magnesium dosage for children between 4 and 8 years old is 130 milligrams per day, and the dose for those between 9 and 13 years is 240 milligrams, explains Healthline.

Magnesium is important for healthy bone formation, energy production, blood sugar regulation, protein synthesis and maintenance of heart health, according to Healthline. Some people use magnesium to treat high blood pressure, kidney stones, irregular heartbeat and diabetes. Foods high in fiber, such as whole grains, legumes, vegetables and nuts, are good sources of magnesium, states WebMD.

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