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Fast Facts on Magnesium
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9/7/2010
Did You Know?

Athletes, such as runners, with low magnesium levels burn energy faster and tire more quickly than those with adequate levels.1
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How Much Magnesium Do Adults Need?

The National Institutes of Health, Office of Dietary Supplements, lists the Recommended Dietary Allowance (RDA) for adults for magnesium as follows:

Recommended Dietary Allowance (RDA)2

Life Stage Men Women Pregnancy Lactation
Ages 14 - 18 410 mg 360 mg 400 mg 360 mg
Ages 19 - 30 400 mg 310 mg 350 mg 310 mg
Ages 31 + 420 mg 320 mg 360 mg 320 mg
7 out of 10 Americans don't get enough magnesium from their diet.3

Adults with certain illnesses, chronic conditions, or taking medicines that are associated with magnesium depletion may be at particular risk of developing a deficiency.3



References:
  1. Facts About Dietary Supplements: Magnesium. Office of Dietary Supplements, National Institutes of Health Web site.
    Available at: http://ods.od.nih.gov/factsheets/cc/magn.html.
    Accessed August 5, 2008.
  2. USDA Agricultural Research Service reports 32% of all US individuals are meeting the Dietary Reference Intake for magnesium. Available at: http://www.ars.usda.gov/services/
1 "Lack Energy? Maybe It's Your Magnesium Level." USDA Agricultural Research Service. http://www.ars.usda.gov/is/ AR/archive/may04/energy0504.htm