Supplements
Magnesium in supplements · page 155
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 155 of 209
S
Stimulant-Free Preworkout Fruit PunchAML Advanced Molecular Labs · Powder100 NP per servingI
Intra Blast Raw UnflavoredNutraBio · Powder28 mg per servingI
Intra Blast Green AppleNutraBio · Powder28 mg per servingZ
ZZZ Knockout PunchCore Nutritionals · Powder450 mg per servingR
Respi ClearBotanic Choice · Capsule50 mg per servingE
Exogenous Ketones Lemon LimeKiss My Keto · Powder78 mg per servingS
Super Cal MagGenestra Brands · Capsule75 mg per servingS
Snooze-In with MelatoninThe Vitamin Shoppe · Capsule30 mg per servingS
Snooze-In with MelatoninThe Vitamin Shoppe · Capsule30 mg per servingF
Formula 19 Black CurrantBlackstone Labs · Powder20 mg per servingP
Pre Workout Blue RaspberryBodybuilding.com Signature · Powder50 mg per servingP
Pre Workout Cherry LimeadeBodybuilding.com Signature · Powder50 mg per servingP
Pre Workout Fruit PunchBodybuilding.com Signature · Powder50 mg per servingC
Calcium 600 Plus Vitamin D & MineralsRite Aid Pharmacy · Tablet or Pill50 mg per servingC
Calcium 6 Enhance EnergyANTIAGING Institute of California · Softgel Capsule400 mg per servingK
Klean Hydration Natural Orange FlavorKlean Athlete · Powder25 mg per servingK
Klean Hydration Natural Orange FlavorKlean Athlete · Powder25 mg per servingT
True CalmNOW · Capsule6.5 mg per servingF
Fem Cal CitrateFreeda · Tablet or Pill500 mg per servingF
Fem Cal CitrateFreeda · Tablet or Pill500 mg per servingE
Enzyte MRCVianda · Capsule100 mg per servingP
Pro-Advanced Formula #220Botanic Choice · Capsule350 mg per servingC
Colon SupportNHC Natural Healthy Concepts · Capsule50 mg per servingH
Hydrasurge Electrolytes WatermelonJacked Factory · Powder25 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).