Q:

What happens when you have too much magnesium?

A:

Quick Answer

The National Institutes of Health states that diarrhea, nausea and abdominal cramps are among the effects of consuming too much magnesium. Magnesium toxicity can occur in very large doses of over 5,000 mg per day and may lead, in extreme cases, to cardiac arrest.

Know More

Full Answer

The source notes that negative effects of consuming magnesium are only likely to occur when individuals ingest the mineral via dietary supplements or medication. Healthy persons are not at risk of consuming too much magnesium from food due to the kidneys' elimination of excess amounts of the mineral in urine. Persons with impaired renal function or kidney failure are at higher risk of magnesium toxicity.

Learn More
Sources:

Related Questions

  • Q:

    What happens when you do not get enough magnesium?

    A:

    People who do not get enough magnesium can develop osteoporosis, according to the University of Maryland Medical Center. The center states that low levels of magnesium may also play a role in the development of asthma, high blood pressure and cardiac abnormalities.

    Full Answer >
    Filed Under:
  • Q:

    How much magnesium should you take?

    A:

    The recommended dietary allowance (RDA) of magnesium a person should take depends on factors like sex and age; for example, adult males over 30 need about 420 milligrams per day, while adult females over 30 require about 320 milligrams of this mineral per day. However, young children and teenagers require different amounts of magnesium.

    Full Answer >
    Filed Under:
  • Q:

    What does magnesium do?

    A:

    Magnesium plays a role in over 300 enzyme systems that regulate biochemical reactions in the body, including muscle and nerve function, protein synthesis, blood pressure regulation and blood glucose control, according to the National Institutes of Health. It also plays a role in the structural development of bones, energy production and the synthesis of DNA. Magnesium is present in the bones, blood and soft tissues of humans.

    Full Answer >
    Filed Under:
  • Q:

    What is magnesium good for?

    A:

    Magnesium is good for strong bones, a normal heart rate and reducing high blood pressure, according to WebMD. Magnesium can also decrease the risk of Crohn's disease, kidney disease and parathyroid complications.

    Full Answer >
    Filed Under:

Explore