Supplements
Magnesium in supplements · page 73
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 73 of 209
A
Alive! Max3 DailyNature's Way · Tablet or Pill125 mg per servingP
ProtoClear Natural Vanilla FlavorProtocol For Life Balance · Powder200 mg per servingA
Alive! Protein VanillaNature's Way · Powder0.00 NP per servingM
Multiplex-2 Without IronIntegrative Therapeutics · Capsule150 mg per servingH
Hair, Skin & NailsBotanic Choice · Capsule5.0 mg per servingT
Thyroid ComplexIndiana Botanic Gardens · Capsule310 mg per servingW
WomanPrimeAllergy Research Group · Capsule16 mg per servingV
Visual EyesSource Naturals · Tablet or Pill100 mg per servingF
For A Night OutSense · Capsule56 mg per servingS
Sense For CholesterolSense · Capsule38 mg per servingS
Sense For City LivingSense · Capsule38 mg per servingS
Sense For City LivingSense · Capsule38 mg per servingS
Sense For Nicotine LoversSense · Capsule38 mg per servingS
Sense For Nicotine LoversSense · Capsule38 mg per servingS
Sense For Weight WarriorsSense · Capsule60 mg per servingF
Formula VM-75Solgar · Capsule10 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).