United States
Data
Supplements

Magnesium in supplements · page 91

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).

AgeMenWomenPregnancyBreastfeeding
0-6 months————
7-12 months————
1–3 years65 mg65 mg——
4–8 years110 mg110 mg——
9–13 years350 mg350 mg——
14–18 years350 mg350 mg350 mg350 mg
19–30 years350 mg350 mg350 mg350 mg
31–50 years350 mg350 mg350 mg350 mg
51+ years350 mg350 mg——

Source: NIH ODS Magnesium Fact Sheet for Health Professionals, Table 3 (updated 2026-01-06).

Supplements with Magnesium

10,004 shown · page 91 of 209

V
VitaMax Energy & Metabolism SX-7 Black OnyxMuscleTech · Tablet or Pill100 mg per serving
V
VitaMax Energy & Metabolism SX-7 Black OnyxMuscleTech · Tablet or Pill100 mg per serving
A
Active ChocolateGNC Women's Ultra Mega · Powder50 mg per serving
U
Ultra Preventive XDouglas Laboratories · Tablet or Pill500 mg per serving
U
Ultra Preventive XDouglas Laboratories · Capsule250 mg per serving
U
Ultra Man 50 PlusVitamin World · Other (e.g. tea bag)100 mg per serving
U
Ultra Man 50 PlusVitamin World · Other (e.g. tea bag)100 mg per serving
T
Two-Per-Day TabletsLife Extension · Tablet or Pill100 mg per serving
T
Two-Per-Day TabletsLife Extension · Tablet or Pill100 mg per serving
U
Ultra Preventive Easy SwallowDouglas Laboratories · Tablet or Pill100 mg per serving
O
One-Per-Day TabletsLife Extension · Tablet or Pill100 mg per serving
V
VitaMax Sport SX-7 Black OnyxMuscleTech · Tablet or Pill100 mg per serving
V
VitaMax Sport SX-7 Black OnyxMuscleTech · Tablet or Pill100 mg per serving
L
Liquid Multiple Minerals Natural Grape FlavorNature's Answer · Liquid30 mg per serving
P
Protein Revolution ChocolateMET-Rx · Powder43 mg per serving
T
Two-Per-Day CapsulesLife Extension · Capsule100 mg per serving
U
Ultraplex Mediclear-SGS Chocolate FlavoredElevation Health · Powder150 mg per serving
R
RTD 51 Mocha BlastMET-Rx Protein Plus · Liquid41 mg per serving
P
Protein & Oats BlueberryMET-Rx · Powder0.00 NP per serving
C
Complete MultiHealthy Accents · Tablet or Pill50 mg per serving
A
Airborne Original Zesty OrangeAirborne · Tablet or Pill40 mg per serving
A
Airborne Everyday Assorted FruitAirborne · Gummy or Jelly20 mg per serving
A
Airborne Everyday Berry BlastAirborne · Gummy or Jelly20 mg per serving
A
Airborne Everyday Citrus BlastAirborne · Gummy or Jelly20 mg per serving
A
Airborne EverydayAirborne · Tablet or Pill20 mg per serving
L
Liquid Multi Vita-Mineral Orange MangoTrace Minerals Research · Liquid300 mg per serving
A
Airborne Everyday BerryAirborne · Tablet or Pill20 mg per serving
S
Stress-XTrace Minerals Research · Tablet or Pill80 mg per serving
A
Airborne Everyday BerryAirborne · Tablet or Pill20 mg per serving
A
Airborne Everyday BerryAirborne · Tablet or Pill20 mg per serving
A
All-In-One Shake ChaiThe Cheat System Diet · Powder25 mg per serving
A
All-In-One Shake ChocolateThe Cheat System Diet · Powder25 mg per serving
A
All-In-One Shake ChocolateThe Cheat System Diet · Powder25 mg per serving
M
More Than A Multiple Iron-Free/Vegetarian FormulaAmerican Health · Tablet or Pill250 mg per serving
D
Daily MultipleCVS Pharmacy · Tablet or Pill100 mg per serving
L
Life Extension Mix Tablets With Extra Niacin & Without CopperLife Extension · Tablet or Pill400 mg per serving
S
Spectravite Energy MetabolismCVS Pharmacy · Tablet or Pill40 mg per serving
U
Ultramyosyn Whey Peanut Butter CupMET-Rx · Powder0.00 NP per serving
U
Ultramyosyn Whey Isolate ChocolateMET-Rx · Powder0.00 NP per serving
U
Ultramyosyn Whey Isolate ChocolateMET-Rx · Powder0.00 NP per serving
M
Max Effect Natural Berry BlastEssential Source · Liquid25 mg per serving
D
Daily Women's ActiveCVS Pharmacy · Tablet or Pill50 mg per serving
S
Spectravite Ultra Women 50 +CVS Pharmacy · Tablet or Pill50 mg per serving
C
Children's Formula Life Extension Mix Natural BerryLife Extension · Tablet or Pill50 mg per serving
L
Life Extension Mix TabletsLife Extension · Tablet or Pill400 mg per serving
K
Kid's Panda VitesThe Vitamin Shoppe · Gummy or Jelly8.0 mg per serving
S
Spectravite AdultCVS Pharmacy · Tablet or Pill50 mg per serving
V
Vitamin C 1000 mg Tangerine-Flavored Fizzy DrinkCVS Pharmacy · Powder60 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).