Supplements
Magnesium in supplements · page 58
10,004 supplements on the U.S. market list Magnesium with an amount per serving. The official Tolerable Upper Intake Level for adults is 350 mg a day (supplemental magnesium only (not magnesium in food)).
Tolerable Upper Intake Level (UL)
The highest daily amount that is unlikely to cause harm for almost all healthy people; it applies to supplemental magnesium only (not magnesium in food).
| Age | Men | Women |
|---|---|---|
| 0-6 months | — | — |
| 7-12 months | — | — |
| 1–3 years | 65 mg | 65 mg |
| 4–8 years | 110 mg | 110 mg |
| 9–13 years | 350 mg | 350 mg |
| 14–18 years | 350 mg | 350 mg |
| 19–30 years | 350 mg | 350 mg |
| 31–50 years | 350 mg | 350 mg |
| 51+ years | 350 mg | 350 mg |
Source: NIH ODS Magnesium Fact Sheet for Health Professionals, Table 3 (updated 2026-01-06).
Supplements with Magnesium
10,004 shown · page 58 of 209
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Digestive Vibrance Mandarin OrangeVibrant Health · Powder16 mg per servingK
Kids Optimal MultivitaminSeeking Health · Capsule150 mg per servingT
Two-Per-Day CapsulesLife Extension · Capsule100 mg per servingT
Two-Per-Day TabletsLife Extension · Tablet or Pill100 mg per servingT
Two-Per-Day TabletsLife Extension · Tablet or Pill100 mg per servingT
Two-Per-Day CapsulesLife Extension · Softgel Capsule100 mg per servingO
Optimal Detox ChocolateSeeking Health · Powder140 mg per servingO
Optimal Detox VanillaSeeking Health · Powder140 mg per servingO
Optimal Multivitamin Powder CherrySeeking Health · Powder150 mg per servingO
Optimal PrenatalSeeking Health · Capsule250 mg per servingO
Optimal Prenatal ChewableSeeking Health · Tablet or Pill100 mg per servingO
Optimal Prenatal ChocolateSeeking Health · Powder250 mg per servingO
Optimal Prenatal VanillaSeeking Health · Powder250 mg per servingO
Optimal StartSeeking Health · Capsule200 mg per servingP
Pediatri Vite Natural Cherry FlavorGenestra Brands · Liquid12 mg per servingP
Pregna ViteGenestra Brands · Capsule50 mg per servingV
VitalityEu Natural · Capsule40 mg per servingM
Men's Multivitamin/MultimineralCVS Health · Tablet or Pill100 mg per servingM
Macros Chocolate Chip MuffinGNC Beyond Raw · Powder105 mg per servingO
One DailyGNC Women's Ultra Mega · Other (e.g. tea bag)100 mg per servingG
Green VibranceVibrant Health · Powder25 mg per servingG
Green Vibrance Matcha TeaVibrant Health · Powder25 mg per servingG
Green Vibrance Cocoa Matcha LatteVibrant Health · Powder37 mg per servingB
B-ComplexRoex · Tablet or Pill50 mg per servingT
The Ultimate Calcium Mineral FormulaRoex · Tablet or Pill267 mg per servingN
Nutra- 2Roex · Capsule240 mg per servingM
Mineral BasicsRoex · Capsule500 mg per servingM
Metabolic SynergyDesigns for Health · Capsule50 mg per servingP
PaleoMeal DF Natural Vanilla FlavorDesigns for Health · Powder100 mg per servingW
Women's 50+ Multivitamin Mineralup&up · Tablet or Pill100 mg per servingE
Elan Vital MultipleSource Naturals · Tablet or Pill250 mg per servingE
Elan Vital MultipleSource Naturals · Tablet or Pill250 mg per servingE
Elan Vital MultipleSource Naturals · Tablet or Pill250 mg per servingP
Prenatal Multivitaminup&up · Tablet or Pill50 mg per servingW
Women's 50+ Advancedup&up · Tablet or Pill50 mg per servingP
Prenatal CompleteBIOVEA · Capsule25 mg per servingN
N.O.-XPLODE Blue RazBSN · Powder125 mg per servingN
N.O.-XPLODE GrapeBSN · Powder125 mg per servingS
Special TwoNOW · Tablet or Pill50 mg per servingM
Multivitamin GummiesSundown · Gummy or Jelly2.0 mg per servingH
Hair, Skin & NailsSundown · Other (e.g. tea bag)50 mg per servingLabel data: NIH Office of Dietary Supplements, Dietary Supplement Label Database (dsld.od.nih.gov), public domain. Upper limits: NIH ODS Fact Sheets for Health Professionals (values from the Institute of Medicine, Food and Nutrition Board).