Supplements
Magnesium in supplements · page 153
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 153 of 209
W
Whey Protein Isolate Chocolate Flavored PerfectionTwinlab CleanSeries · Powder8.0 mg per servingW
Whey Protein Isolate Vanilla WaveTwinlab CleanSeries · Powder8.0 mg per servingF
Fast-Absorbing Liquid Fiber 14g Orange CreamTrace Minerals Research · Liquid20 mg per servingA
Amino-Gro Blue Razz Snow ConeiSatori · Powder15 mg per servingB
Brighten UpMichael's Naturopathic Programs · Capsule100 mg per servingB
Brighten UpMichael's Naturopathic Programs · Capsule100 mg per servingC
Cal/Mag/Zinc ComplexNature's Life · Capsule500 mg per servingN
Natural Rest Plus +Trace Minerals Research · Tablet or Pill45 mg per servingA
Airborne Dual ActionAirborne · Tablet or Pill40 mg per servingN
Non GMO Whey Isolate CocoaATH · Powder16 mg per servingU
Universal Torrent Green Apple AvalancheUniversal · Powder39 mg per servingU
Universal Torrent Sour Citrus RushUniversal · Powder39 mg per servingS
Super Carb PineappleNutraBio · Powder28 mg per servingS
Super Carb Orange MangoNutraBio · Powder28 mg per servingC
Calcium From The SeaHarmonic Innerprizes · Capsule1,000 mg per servingC
Calcium From The SeaHarmonic Innerprizes · Capsule1,000 mg per servingO
Optimal Electrolyte PlainSeeking Health · Powder150 mg per servingO
Optimal Electrolyte PlainSeeking Health · Powder150 mg per servingS
Super Cal MagGenestra Brands · Capsule75 mg per servingM
Men's 7 Day CleanseThe Vitamin Shoppe · Capsule10 mg per servingO
Osteo-Gesttnvitamins · Capsule500 mg per servingG
Gold Standard BCAA Train + Recover Fruit PunchON Optimum Nutrition · Powder60 mg per servingP
Precision EAA Elevated Gummy WormGNC Beyond Raw · Powder50 mg per servingP
Precision EAA Elevated GrapeGNC Beyond Raw · Powder50 mg per servingP
Precision EAA Elevated Raspberry Iced TeaGNC Beyond Raw · Powder50 mg per servingS
Snooze RightThe Vitamin Shoppe · Capsule30 mg per servingK
Keto BHB + Carnitine Orange MangoGNC Total Lean · Powder150 mg per servingK
Keto BHB + Carnitine Cherry LimeadeGNC Total Lean · Powder150 mg per servingK
Keto Orange MangoXTEND · Powder90 mg per servingK
Keto Strawberry Kiwi SplashXTEND · Powder90 mg per servingB
Bio-CalMagMBi Nutraceuticals · Capsule260 mg per servingM
Muscle-CalmMBi Nutraceuticals · Capsule50 mg per servingP
Priority CalmPriority One Nutritional Supplements · Capsule5.0 mg per servingN
Natto-KEnzymedica · Capsule0.04 mg per servingT
Target-Mins Nerve & Osteo SupportCountry Life · Tablet or Pill500 mg per serving
Label 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).