United States
Data
Supplements

Magnesium in supplements · page 201

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 201 of 209

H
High Potency Magnesium 400 mgNature Made · Softgel Capsule400 mg per serving
H
High Potency Magnesium 400 mgNature Made · Softgel Capsule400 mg per serving
F
Fortify Creatine Cherry LimeadeAdvanced Nutrition Systems · Powder120 mg per serving
F
Fortify Creatine UnflavoredAdvanced Nutrition Systems · Powder120 mg per serving
F
Fortify Creatine Patriot PopAdvanced Nutrition Systems · Powder120 mg per serving
C
CreaGynPurus Labs · Powder80 mg per serving
C
Children's MigreLiefAkeso · Capsule180 mg per serving
M
MigreLief Triple Therapy with PuracolAkeso · Other (e.g. tea bag)360 mg per serving
C
Calcium Magnesium CitrateSolgar · Tablet or Pill500 mg per serving
C
Calcium Magnesium CitrateSolgar · Tablet or Pill500 mg per serving
C
Calcium Magnesium CitrateSolgar · Tablet or Pill500 mg per serving
M
Magnesium with Vitamin B6Solgar · Tablet or Pill400 mg per serving
M
Magnesium with Vitamin B6Solgar · Tablet or Pill400 mg per serving
C
Calcium & MagnesiumHigher Nature · Tablet or Pill120 mg per serving
I
IntraCalGlobal Healing Center · Capsule45 mg per serving
M
Magnesium AscorbateAllergy Research Group · Capsule70 mg per serving
C
Calcium Magnesium CitrateAllergy Research Group · Capsule100 mg per serving
M
Magnesium AscorbateNutriCology · Capsule70 mg per serving
C
Calcium Magnesium CitrateNutriCology · Capsule100 mg per serving
M
Magnesium 500 mgNature's Life · Capsule500 mg per serving
C
Calcium Magnesium Zincup&up · Other (e.g. tea bag)400 mg per serving
C
Calcium Magnesium plus D3Vitamin World · Capsule500 mg per serving
Z
ZMA With OptizincPrecision Engineered · Capsule450 mg per serving
M
Magnesium Glycinate ForteDouglas Laboratories · Capsule100 mg per serving
L
Liquid Mag Citrus FlavorBuried Treasure Liquid Nutrients · Liquid625 mg per serving
C
Calm Zone Magnesium 325 mg Raspberry LemonThe Vitamin Shoppe · Powder325 mg per serving
C
Calm Zone Magnesium 325 mg Raspberry LemonThe Vitamin Shoppe · Powder325 mg per serving
R
Reset & RelaxMyTrition · Capsule200 mg per serving
C
Calcium Magnesium (Citrate)Pure Encapsulations · Capsule240 mg per serving
B
Brain AdvanceBotanic Choice · Capsule96 mg per serving
C
Calcium Citrate Plus MagnesiumSwanson · Capsule150 mg per serving
C
CogniMagPure Encapsulations · Capsule72 mg per serving
C
Cal-Mag 2:1 Ratio365 Everyday Value · Capsule500 mg per serving
M
Malic AcidGenestra Brands · Capsule20 mg per serving
E
Eazzzy Sleep with Magnesium & ChamomileMason Natural · Tablet or Pill200 mg per serving
M
Magnesium MalateIntegrative Therapeutics · Capsule100 mg per serving
M
Magnesium Malate 425 mgBIOVEA · Tablet or Pill425 mg per serving
K
KetoProKS KetoSports · Capsule200 mg per serving
V
Vital LaxBrenda Watson's Vital Planet · Capsule230 mg per serving
C
Cleanse MoreRenew Life · Capsule230 mg per serving
M
Magnesium ConcentrateComplete H2O Minerals · Liquid18 mg per serving
U
Ultimate Magnesium ConcentrateComplete H2O Minerals · Liquid120 mg per serving
M
Magnesium Glycinate 400KAL · Tablet or Pill400 mg per serving
M
Magnesium Glycinate 400KAL · Tablet or Pill400 mg per serving
G
Gentle MoveNature's Sunshine · Capsule400 mg per serving
E
E-PlexxOrganixx · Capsule20 mg per serving
E
EDTA 300Allergy Research Group · Tablet or Pill54 mg per serving
M
MagnesiumCatie's · Capsule143 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).