United States
Data
Supplements

Magnesium in supplements · page 94

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 94 of 209

O
One Daily Men'sThe Vitamin Shoppe · Tablet or Pill100 mg per serving
S
Super Kids Vibrance Cool ChocolateVibrant Health · Powder2.0 mg per serving
M
Matrix 1.0 Simply VanillaSyntrax · Unknown0.00 NP per serving
M
Matrix 2.0 Milk ChocolateSyntrax · Powder0.00 NP per serving
M
Matrix 2.0 Mint CookieSyntrax · Powder0.00 NP per serving
M
Matrix 2.0 Peanut Butter CookieSyntrax · Powder0.00 NP per serving
M
Matrix 2.0 Strawberry CreamSyntrax · Powder0.00 NP per serving
M
Matrix 5.0 Bananas & CreamSyntrax · Powder0.00 NP per serving
M
Matrix 5.0 Simply VanillaSyntrax · Powder0.00 NP per serving
M
Matrix 5.0 Mint CookieSyntrax · Powder0.00 NP per serving
M
Matrix 5.0 Orange CreamSyntrax · Powder0.00 NP per serving
M
Matrix 5.0 Perfect ChocolateSyntrax · Powder0.00 NP per serving
M
Matrix 5.0 Strawberry CreamSyntrax · Powder0.00 NP per serving
H
HeartGNC Mega Men · Other (e.g. tea bag)100 mg per serving
N
Nectar Apple EcstasySyntrax · Powder0.00 NP per serving
E
Ester-C Effervescent 1000 mg Plus Electrolytes Natural Orange FlavorAmerican Health · Powder60 mg per serving
N
Nectar Strawberry KiwiSyntrax · Powder0.00 NP per serving
N
Nectar Caribbean CoolerSyntrax · Powder0.00 NP per serving
N
Nectar Crystal SkySyntrax · Powder0.00 NP per serving
N
Nectar Fuzzy NavelSyntrax · Powder0.00 NP per serving
N
Nectar Lemon TeaSyntrax · Powder0.00 NP per serving
N
Nectar Pink GrapefruitSyntrax · Powder0.00 NP per serving
N
Nectar Roadside LemonadeSyntrax · Powder0.00 NP per serving
N
Nectar Twisted CherrySyntrax · Powder0.00 NP per serving
N
Nectar Sweets Chocolate TruffleSyntrax · Powder0.00 NP per serving
N
Nectar Sweets Double Stuffed CookieSyntrax · Powder0.00 NP per serving
N
Nectar Sweets Strawberry MousseSyntrax · Powder0.00 NP per serving
N
Nectar Sweets Vanilla Bean TorteSyntrax · Powder0.00 NP per serving
N
Nectar Wild GrapeSyntrax · Powder0.00 NP per serving
A
ABC Plus AdultsVitamin World · Other (e.g. tea bag)50 mg per serving
N
Nectar Dragon Fruit FusionSyntrax · Powder0.00 NP per serving
H
Hi Potency B-StressVitamer Laboratories · Tablet or Pill100 mg per serving
W
Whey Protein Isolate ChocolatePrecision Engineered · Powder0.00 NP per serving
W
Whey Protein Isolate VanillaPrecision Engineered · Powder0.00 NP per serving
W
Whey Protein Isolate VanillaPrecision Engineered · Powder0.00 NP per serving
W
Whey Protein Isolate ChocolatePrecision Engineered · Powder0.00 NP per serving
W
Whey Protein Isolate VanillaPrecision Engineered · Powder0.00 NP per serving
W
Whey Protein Isolate ChocolatePrecision Engineered · Powder0.00 NP per serving
B
Basics 50 PlusGNC Mega Men · Other (e.g. tea bag)75 mg per serving
B
BasicsGNC Mega Men · Other (e.g. tea bag)50 mg per serving
U
Ultra WomanVitamin World · Other (e.g. tea bag)100 mg per serving
U
Ultra Man SportVitamin World · Other (e.g. tea bag)100 mg per serving
E
Ester-C Effervescent 1000 mg Natural Orange FlavorNatureSmart · Powder60 mg per serving
I
Iron Free Multi CapsVitamer Laboratories · Capsule75 mg per serving
H
Healthy Aging MultiVitamer Laboratories · Tablet or Pill50 mg per serving
N
Natural Berry Flavor Bengal BitesVitamer Laboratories · Tablet or Pill10 mg per serving
U
Ultimate OneVitamer Laboratories · Tablet or Pill40 mg per serving
S
Softgel MultiVitamer Laboratories · Softgel 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).