United States
Data
Supplements

Magnesium in supplements · page 74

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 74 of 209

E
Electrolyte Fizz WatermelonBodyTech · Powder100 mg per serving
U
Ultimate Woman Gold No IronThe Vitamin Shoppe · Tablet or Pill100 mg per serving
M
More Than A Multiple Multivitamin For MenAmerican Health · Tablet or Pill250 mg per serving
M
More Than A Multiple Multivitamin For WomenAmerican Health · Tablet or Pill250 mg per serving
E
Earth Source Multi-NutrientSolgar · Tablet or Pill125 mg per serving
C
Centrum Silver Men 50+Centrum · Tablet or Pill75 mg per serving
O
Original Formula UnflavoredAll One · Powder200 mg per serving
R
Raw Reserve Greens & Protein Vanilla SpiceAmazing Grass · Powder32 mg per serving
C
Centrum AdultsCentrum · Tablet or Pill50 mg per serving
M
Men's Ultra DailyTwinlab · Capsule100 mg per serving
A
Advanced Formula CompleteDG Health · Other (e.g. tea bag)50 mg per serving
A
Advanced Formula CompleteDG Health · Tablet or Pill50 mg per serving
K
Kids' Multivitamin Completeup&up · Tablet or Pill20 mg per serving
A
Adults 50+ Multivitamin Multimineralup&up · Tablet or Pill50 mg per serving
S
Sport One DailyGNC Mega Men · Other (e.g. tea bag)50 mg per serving
M
Men's Daily Multivitaminup&up · Tablet or Pill140 mg per serving
P
Purely PrenatalDoctor's Best · Capsule15 mg per serving
S
Skin Eternal PlusSource Naturals SE Skin Eternal · Tablet or Pill100 mg per serving
S
Skin Eternal PlusSource Naturals SE Skin Eternal · Tablet or Pill100 mg per serving
S
Skin Eternal PlusSource Naturals · Tablet or Pill100 mg per serving
B
BasicsGNC Women's Ultra Mega · Other (e.g. tea bag)50 mg per serving
E
Ester-C Effervescent 1000 mg Natural Lemon LimeAmerican Health · Powder60 mg per serving
I
Isopoure Low Carb Dutch ChocolateThe Isopure Company · Powder100 mg per serving
I
Isopure Zero Carb Creamy VanillaThe Isopure Company · Powder100 mg per serving
I
Isopure Low Carb Dutch ChocolateThe Isopure Company · Powder100 mg per serving
I
Isopure Zero Carb Toasted CoconutThe Isopure Company · Powder100 mg per serving
I
Isopure Zero Carb Creamy VanillaThe Isopure Company · Powder100 mg per serving
I
Isopure Low Carb Dutch ChocolateThe Isopure Company · Powder100 mg per serving
I
Isopure Zero Carb Creamy VanillaThe Isopure Company · Powder100 mg per serving
I
Isopure Low Carb Dutch ChocolateThe Isopure Company · Powder100 mg per serving
I
Isopure Zero Carb Creamy VanillaThe Isopure Company · Powder100 mg per serving
A
Aller-ResponseSource Naturals · Tablet or Pill100 mg per serving
D
Daily Immune FactorsMichael's Naturopathic Programs · Capsule27 mg per serving
D
Daily Immune FactorsMichael's Naturopathic Programs · Capsule27 mg per serving
D
Daily Immune FactorsMichael's Naturopathic Programs · Capsule27 mg per serving
I
Isopure Whey Protein Isolate Natural Chocolate FlavorThe Isopure Company · Powder70 mg per serving
H
High Potency Multiple Vitamin & MineralTrader Joe's · Tablet or Pill20 mg per serving
A
Aller-ResponseSource Naturals · Tablet or Pill100 mg per serving
A
Alpha Base Capsules with IronOrtho Molecular Products · Capsule200 mg per serving
A
Alpha Base Capsules Without IronOrtho Molecular Products · Capsule200 mg per serving
C
Chewable Kids' MultiCHK Nutrition · Tablet or Pill10 mg per serving
A
Alpha Base Capsules Without IronOrtho Molecular Products · Capsule200 mg per serving
W
Women's High Potency Multiple Vitamin & MineralTrader Joe's · Tablet or Pill300 mg per serving
A
Alpha Base Capsules Without IronOrtho Molecular Products · Capsule200 mg per serving
U
Ultimate B ComplexCHK Nutrition · Tablet or Pill100 mg per serving
M
MitocoreOrtho Molecular Products · Capsule75 mg per serving
M
MitocoreOrtho Molecular Products · Capsule75 mg per serving
O
Optimal Multivitamin W/ IronSeeking Health · Capsule100 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).