United States
Data
Supplements

Magnesium in supplements · page 69

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 69 of 209

C
Coral Calcium 1000 mgNature's Answer · Capsule215 mg per serving
O
Osteoprime ForteIntegrative Therapeutics · Tablet or Pill250 mg per serving
C
Clinical Nutrients 50-Plus Men Iron-FreeIntegrative Therapeutics · Tablet or Pill200 mg per serving
P
PureLean Natural Chocolate FlavorPure Encapsulations · Powder100 mg per serving
M
Multi with Iron Century FormulaSwanson · Tablet or Pill100 mg per serving
P
PureLean Natural Vanilla Bean FlavorPure Encapsulations · Powder100 mg per serving
P
PureLean (with Stevia) Natural Vanilla Bean FlavorPure Encapsulations · Powder100 mg per serving
P
PureLean Pure PackPure Encapsulations · Other (e.g. tea bag)195 mg per serving
W
WomanPrimeNutriCology · Capsule16 mg per serving
M
Metabolic Co-FactorNutriCology · Capsule250 mg per serving
S
Soy Protein Isolate Powder Delicious VanillaRadiance · Powder80 mg per serving
M
Marvel The Amazing Spider-Man CompleteSundown · Tablet or Pill10 mg per serving
U
Ultimate Vita-MinProfessional Botanicals · Capsule12 mg per serving
S
START! Multi-Vitamin + WeightBotanic Choice · Capsule320 mg per serving
S
START! Multi-Vitamin + JointsBotanic Choice · Capsule320 mg per serving
S
START! Multi-Vitamin + VisionBotanic Choice · Capsule320 mg per serving
S
START! Multi-Vitamin for MenBotanic Choice · Capsule420 mg per serving
S
START! Multi-Vitamin for WomenBotanic Choice · Capsule320 mg per serving
S
Start! Multi-Vitamin + EnergyBotanic Choice · Capsule320 mg per serving
S
START! Multi-Vitamin + DigestionBotanic Choice · Capsule320 mg per serving
E
Energy & Metabolism One DailyGNC Women's Ultra Mega · Other (e.g. tea bag)100 mg per serving
O
One Daily MultivitaminGNC Women's · Other (e.g. tea bag)100 mg per serving
P
ProtoClear ChocolateProtocol For Life Balance · Powder100 mg per serving
D
Daily MultiNatures Plus Keto Living · Capsule40 mg per serving
T
Therems-HRugby · Tablet or Pill42 mg per serving
T
Therems-MRugby · Tablet or Pill100 mg per serving
M
Multilex T&MRugby · Tablet or Pill5.0 mg per serving
K
K-Pax Mitonutrient ActivatorIntegrative Therapeutics · Tablet or Pill25 mg per serving
M
MultilexRugby · Tablet or Pill5.0 mg per serving
P
Prenatal ForteIntegrative Therapeutics · Tablet or Pill200 mg per serving
P
ProtoClear BerryProtocol For Life Balance · Powder100 mg per serving
P
ProtoClear VanillaProtocol For Life Balance · Powder100 mg per serving
M
Male MultipleSolgar · Tablet or Pill400 mg per serving
M
Male MultipleSolgar · Tablet or Pill400 mg per serving
O
Omnium Iron-FreeSolgar · Tablet or Pill37 mg per serving
M
Meal PlexProfessional Botanicals · Powder308 mg per serving
A
Alive! Children's Chewable Multi-VitaminNature's Way · Tablet or Pill13 mg per serving
C
CertaVite SeniorMajor · Tablet or Pill50 mg per serving
T
Thera M Plus TabletsMajor Pharmaceuticals · Tablet or Pill100 mg per serving
A
Airborne Original Zesty OrangeAirborne · Tablet or Pill40 mg per serving
A
Airborne Original Very BerryAirborne · Gummy or Jelly10 mg per serving
A
Airborne Original Zesty OrangeAirborne · Gummy or Jelly10 mg per serving
A
Airborne More Than Just Vitamin C Zesty OrangeAirborne · Powder40 mg per serving
C
Clinical EssentialsTerry Naturally · Tablet or Pill150 mg per serving
M
Multi and MineralSwanson · Capsule33 mg per serving
W
Whey Protein Isolate Natural Vanilla FlavorISOPURE · Powder60 mg per serving
W
Whey Protein Isolate Natural Chocolate FlavorISOPURE · Powder65 mg per serving
M
Multi Women's PrimeSwanson · Tablet or Pill30 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).