United States
Data
Supplements

Magnesium in supplements · page 127

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 127 of 209

B
Bone CoFactorsDouglas Laboratories · Capsule200 mg per serving
T
Thyro-EssentialsDouglas Laboratories · Capsule100 mg per serving
C
Complete Minerals Extra Strength Iron & Copper FreeViva Vitamins · Tablet or Pill300 mg per serving
C
Complete Minerals Extra Strength Iron & Copper FreeViva Vitamins · Tablet or Pill300 mg per serving
C
Complete Minerals Regular Strength Iron & Copper FreeViva Vitamins · Tablet or Pill150 mg per serving
C
Complete Minerals Regular Strength Iron & Copper FreeViva Vitamins · Tablet or Pill150 mg per serving
S
Skin ClarifyDouglas Laboratories · Capsule70 mg per serving
W
W 100% Whey Isolate Protein Natural FlavorBiochem · Powder12 mg per serving
W
W 100% Whey Isolate Protein Pumpkin Spice FlavorBiochem · Powder15 mg per serving
W
W 100% Sugar-Free Whey Isolate Protein Vanilla FlavorBiochem · Powder12 mg per serving
P
PMSNature's Way · Capsule50 mg per serving
Super Berry Immune Support, Maty's All Natural
Super Berry Immune SupportMaty's All Natural · Capsule42 mg per serving
Keto Lift Orange Icesicle, American Metabolix
Keto Lift Orange IcesicleAmerican Metabolix · Powder77 mg per serving
Bone Restore, HoltraCeuticals
Bone RestoreHoltraCeuticals · Capsule500 mg per serving
Aloe Herbal Stomach Formula, Lily of the Desert
Aloe Herbal Stomach FormulaLily of the Desert · Liquid4.0 mg per serving
Safe Cycle, Chaotic Labz
Safe CycleChaotic Labz · Capsule4.0 mg per serving
PX Ketoburn Orange Dreamsicle, FINAFLEX
PX Ketoburn Orange DreamsicleFINAFLEX · Powder15 mg per serving
Ultra Pump Fuel Insanity Cherry Slush, PMD
Ultra Pump Fuel Insanity Cherry SlushPMD · Powder120 mg per serving
EVLTEST, Evlution Nutrition
EVLTESTEvlution Nutrition · Tablet or Pill160 mg per serving
Ketones Lemon Flavored, Keto Science
Ketones Lemon FlavoredKeto Science · Powder100 mg per serving
Vegan Adrenal Support+, Vital Nutrients
Vegan Adrenal Support+Vital Nutrients · Capsule10 mg per serving
Orti C, Genestra Brands
Orti CGenestra Brands · Capsule5.0 mg per serving
BCAA+ Peach Mango, Nutricost Performance
BCAA+ Peach MangoNutricost Performance · Powder55 mg per serving
BCAA+ Raspberry Lemonade, Nutricost Performance
BCAA+ Raspberry LemonadeNutricost Performance · Powder55 mg per serving
Keto IV Unflavored Minerals, Adapted Nutrition
Keto IV Unflavored MineralsAdapted Nutrition · Liquid45 mg per serving
Calcium Bone Complex, GNC Select
Calcium Bone ComplexGNC Select · Tablet or Pill50 mg per serving
Healthy Test, Legit Health
Healthy TestLegit Health · Capsule200 mg per serving
Essential Electrolytes, NutriBiotic Performance
Essential ElectrolytesNutriBiotic Performance · Capsule25 mg per serving
Power Candida-Cleanse, Dr. Seth's Vitamin Vibrations
Power Candida-CleanseDr. Seth's Vitamin Vibrations · Capsule30 mg per serving
BioLyfe Maximum Strength Keto, Justified Laboratories
BioLyfe Maximum Strength KetoJustified Laboratories · Capsule150 mg per serving
Nerve Support with Benfotiamine, Dr. Berg
Nerve Support with BenfotiamineDr. Berg · Capsule100 mg per serving
LYTE Balance Electrolyte Concentrate, LYTE Balance
LYTE Balance Electrolyte ConcentrateLYTE Balance · Liquid10 Gram(s) per serving
Muscle Tranq, Vinco
Muscle TranqVinco · Capsule50 mg per serving
Collagen Concepts, NHC Natural Healthy Concepts
Collagen ConceptsNHC Natural Healthy Concepts · Powder135 mg per serving
Blood Sugar 24 Hour Extra-Strength, Dr. Stephanie's
Blood Sugar 24 Hour Extra-StrengthDr. Stephanie's · Capsule165 mg per serving
ATP, Meehan Formulations
ATPMeehan Formulations · Capsule6.0 mg per serving
TrueOsteo+ with Stress Support, NatureCity
TrueOsteo+ with Stress SupportNatureCity · Capsule30 mg per serving
Optimal Electrolyte Berry, Seeking Health
Optimal Electrolyte BerrySeeking Health · Powder150 mg per serving
S
SportGNC Mega Men · Unknown50 mg per serving
A
ActiveGNC Women's Ultra Mega · Unknown100 mg per serving
M
Maximum Nutrition Vanilla BeanGNC Mega Men · Powder100 mg per serving
M
Maximum Nutrition Vanilla CremeGNC Women's Ultra Mega · Powder100 mg per serving
S
Spiru-Pro Soy Protein Drink With Spirulina Natural VanillaVitamin World · Powder40 mg per serving
S
Sport Milk ChocolateGNC Mega Men · Powder50 mg per serving
S
Sport Vanilla BeanGNC Mega Men · Powder50 mg per serving
A
Active Milk ChocolateGNC Women's Ultra Mega · Powder100 mg per serving
A
Active Vanilla CremeGNC Women's Ultra Mega · Powder100 mg per serving
I
Iron Free Daily Multiple 50+Sundown Naturals · Other (e.g. tea bag)100 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).