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See Your Nutritional Requirements

The table below provides the daily intakes of vitamins and minerals by age, gender, and life stage based on the latest Recommended Daily Allowances (RDAs) and Adequate Intakes (AIs), as well as Tolerable Upper Intake Levels (ULs) developed by National Academies of Sciences, Engineering, and Medicine. Also shown are the Daily Values (DVs) established by the FDA (which are based on the RDAs and AIs).

Magnesium
(mg)
See Report
Adult
RDA/AI*
RDA/AI*
400 (m 19 to 30 )
420 (m 30+)
310 (f 19 to 30 )
350 (preg 19 to 30)
310 (lact 19 to 30)
320 (f 30+)
360 (preg 30+)
320 (lact 30+)
Daily Value
(DV)
Daily Value
(DV)
420
400 (preg/lact)
Upper Limit
(UL)
Upper Limit
(UL)
350
Watch the video

ConsumerLab's Dr. Tod Cooperman explains why labels on many vitamin and mineral supplements are outdated and wrong and why you should use the information on this page to find your daily nutritional requirements.

Get additional information about each nutrient, including ConsumerLab's independent tests and reviews of supplements, using the "Report" links above. Also, see reports on Multivitamins and other popular supplements.