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Applies the age and sex specific magnesium reference intakes and notes the 350 mg upper limit that applies to supplements rather than food.
Magnesium reference intakes
420 mg for men and 320 mg for women over 30; the tolerable upper intake level of 350 mg applies to supplemental magnesium only
Educational estimate only. Not a substitute for professional clinical judgement, and must not be used to make treatment or dosing decisions.
Dietary magnesium is absorbed with regulation, whereas supplemental salts cause osmotic diarrhoea above about 350 mg.
Pumpkin seeds, almonds, spinach, black beans and whole grains.