Supplements
Magnesium in supplements · page 176
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 176 of 209
C
Coral Complex 3Coral · Capsule168 mg per servingC
Coral Cal Mag 2:1Coral · Capsule240 mg per servingS
Stim-Elite Blue RaspberryBPI · Powder12 mg per servingS
Stim-Elite Fruit PunchBPI Sports · Powder12 mg per servingL
Liquid Vitamin D3 With ConcenTrace 5000 IU Tropical CherryTrace Minerals Research · Liquid5.0 mg per servingA
Amino Pro Lemon LimeDymatize Nutrition · Powder12 mg per servingS
Sleep WellHealthy Choice Naturals · Capsule200 mg per servingT
Theanine SereneSource Naturals · Tablet or Pill300 mg per servingB
BCAA Cmplx Fruit PunchFaktrition · Powder8.0 mg per servingB
BCAA Cmplx Coconut BreezeFaktrition · Powder8.0 mg per servingT
Theanine SereneSource Naturals · Tablet or Pill300 mg per servingP
Postworkout Mixed BerryAML Advanced Molecular Labs · Powder100 mg per servingS
Sleepy SleepHighland Laboratories · Capsule20 mg per servingQ
Quercetin/Nettle PlusHighland Laboratories · Tablet or Pill68 mg per servingZ
ZTestPMD · Capsule17 mg per servingA
Active-C 500 mgThe Vitamin Shoppe · Tablet or Pill10 mg per servingA
Active-C 500 mgThe Vitamin Shoppe · Tablet or Pill10 mg per servingA
Active-C 1000 mgThe Vitamin Shoppe · Tablet or Pill20 mg per servingM
MigraSootheHealth From The Sun · Capsule200 mg per servingP
Power Beets + Energy Delicious Acai Berry Pomegranate FlavorNuTherapy · Powder20 mg per servingH
HalotropinPS ProSupps · Capsule50 mg per servingN
NattoPlusDr. Sinatra · Capsule50 mg per servingI
Ionic MagnesiumThe Vitamin Shoppe · Liquid400 mg per servingM
Magnesium EasySticks Natural Blueberry flavorPure Encapsulations · Powder150 mg per servingB
Baby Calcium+D3Life Nutrition · Softgel Capsule6.5 mg per servingL
Liquid Calcium Magnesium Citrate with Vitamin D3 Natural Blueberry FlavorPuritan's Pride · Liquid300 mg per servingL
Liquid Calcium Magnesium Citrate with Vitamin D3 Natural Orange Vanilla FlavorPuritan's Pride · Liquid300 mg per servingL
Liquid Calcium Magnesium Citrate with Vitamin D3 Natural Strawberry FlavorPuritan's Pride · Liquid300 mg per servingM
Mag Cal Vanilla Liquid Natural Vanilla FlavorGenestra Brands · Liquid500 mg per servingA
Ascorbplex 1000 Buffered Vitamin CDouglas Laboratories · Tablet or Pill0.40 mg per servingT
Triple Action Stress Shield NighttimeCountry Life · Capsule25 mg per servingC
Calcium Citrate Chewable Natural Mixed Fruit FlavorKAL · Tablet or Pill250 mg per servingS
Sleepyoutheory · Powder100 mg per servingA
Asorbocal 1200 mg Sustained ReleaseBronson Laboratories · Tablet or Pill80 mg per servingD
DIM Vitex PMS FormulaAllergy Research Group · Capsule50 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).