Supplements
Magnesium in supplements · page 103
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 103 of 209
U
Ultragen Cappuccino1st Endurance · Powder250 mg per servingU
Ultragen Orange Creamsicle1st Endurance · Powder250 mg per servingU
Ultra Multiplex AdvancedAB American Biologics · Capsule50 mg per servingN
NOS Blast Creatine Nitro Solution Extreme OrangePrecision Engineered · Powder98 mg per servingA
Accell Meal Complete SuperfruitSystemic Formulas · Powder130 mg per servingC
CLA Shake Dark ChocolateAb Cuts Sleek & Lean · Powder0.00 NP per servingL
Life Multi CompleteVitamer Laboratories · Tablet or Pill100 mg per servingC
Children's Chewable CompleteCVS Pharmacy · Tablet or Pill10 mg per servingU
Ultramyosyn Whey Peanut Butter CupMET-Rx · Powder0.00 Not Present per servingP
Protein & Oats Vanilla CinnamonMET-Rx · Powder0.00 Not Present per servingP
Protein & Oats CocoaMET-Rx · Powder0.00 Not Present per servingI
Instant Milk & Egg Protein Powder DrinkVitamin World · Powder0.00 Not Present per servingL
Living Multi Optimal Women's FormulaGarden of Life · Other (e.g. tea bag)85 mg per servingL
Living Multi Optimal Women's FormulaGarden of Life · Other (e.g. tea bag)85 mg per servingR
Raw FitGarden of Life · Powder349 mg per servingU
Ultra Premium Whey Protein Powder ChocolatePrecision Engineered · Powder0.00 Not Present per servingM
Muscle & Weight Gainer VanillaPrecision Engineered · Powder0.00 Not Present per servingI
Iron-Free Vit-Min 75+NOW · Tablet or Pill100 mg per servingI
Iron-Free Vit-Min 75+NOW · Tablet or Pill100 mg per servingV
Vit-Min 100NOW · Tablet or Pill30 mg per servingV
Vit-Min 100NOW · Tablet or Pill30 mg per servingD
Diabetes Support PacksNature's Bounty Prescriptive Formulas · Other (e.g. tea bag)50 mg per servingM
Men's Complete Daily PacksNature's Bounty Prescriptive Formulas · Other (e.g. tea bag)50 mg per servingM
Men's Multi Pack Ultra ManNature's Bounty · Powder25 mg per servingA
ABC PlusNature's Bounty · Tablet or Pill50 mg per servingM
Multi-Day Plus MineralsNature's Bounty · Tablet or Pill100 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).