Supplements

Magnesium in supplements · page 174

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 174 of 209

Magnesium Complex, SNAP
Magnesium ComplexSNAP · Capsule400 mg per serving
Slow Magnesium Chloride with Calcium, Geri-Care
Slow Magnesium Chloride with CalciumGeri-Care · Tablet or Pill128 mg per serving
Calcium Magnesium Potassium, Bluebonnet
Calcium Magnesium PotassiumBluebonnet · Other (e.g. tea bag)400 mg per serving
Calcium Orotate, SuperSmart
Calcium OrotateSuperSmart · Capsule150 mg per serving
Calcium & Magnesium Mineral Complex 750 mg, Nature's Way
Calcium & Magnesium Mineral Complex 750 mgNature's Way · Capsule250 mg per serving
Alpha Ketoglutaric Acid 300 mg, Kirkman
Alpha Ketoglutaric Acid 300 mgKirkman · Capsule25 mg per serving
The Original Oxy-Cleanse, Earth's Bounty
The Original Oxy-CleanseEarth's Bounty · Capsule346 mg per serving
Vitamin C 1000, BioCare
Vitamin C 1000BioCare · Tablet or Pill60 mg per serving
Oxy-Plus Colon Cleanser, AN American Nutriceuticals
Oxy-Plus Colon CleanserAN American Nutriceuticals · Capsule346 mg per serving
Cal/Mag with Whole Foods, NaturesPlus
Cal/Mag with Whole FoodsNaturesPlus · Tablet or Pill250 mg per serving
O
Ostivone PlusOL Olympian Labs · Tablet or Pill750 mg per serving
S
SaltStick Caps PlusSaltStick · Capsule7.0 mg per serving
C
ConcenTrace Trace Mineral DropsTrace Minerals Research · Liquid250 mg per serving
Y
Yohimbe Power Max 2000Action Labs · Capsule150 mg per serving
C
Calcium Zinc Magnesium Plus CopperUniversal Nutrition / Universal Naturals · Tablet or Pill600 mg per serving
T
Tcentials Trace Mineral DropsTcentials · Liquid250 mg per serving
I
Internal Harmony For Women Sleep AidDreamBrands · Capsule125 mg per serving
B
Bone NutrientsSeeking Health · Capsule100 mg per serving
C
Calcium Bone FormulaNature's Way · Tablet or Pill400 mg per serving
Z
ZMA with TheanineTrue Athlete · Capsule450 mg per serving
B
BHB Exogenous Ketones Blue Ice Popfitfactor KETO · Powder150 mg per serving
B
BHB Exogenous Ketones Peach Mangofitfactor KETO · Powder150 mg per serving
C
Coral Calcium/Magnesium 2:1 RatioSource Naturals · Tablet or Pill200 mg per serving
M
MyoCalm PlusMetagenics · Tablet or Pill150 mg per serving
M
MyoCalm PlusMetagenics · Tablet or Pill150 mg per serving
E
Exogenous Ketones Berry Blast FlavorMetagenics · Powder40 mg per serving
C
C-BuffBio-Tech Pharmacal · Powder125 mg per serving
K
KetoBrain Energy Natural Strawberry-Lemonade FlavorPure Encapsulations · Powder350 mg per serving
L
Laxative FormulaIntegrative Therapeutics · Tablet or Pill722 mg per serving
A
AminoLast Lemon IceGaspari Nutrition · Powder20 mg per serving
A
AminoLast Southern Sweet TeaGaspari Nutrition · Powder20 mg per serving
A
AminoLast Peach RaspberryGaspari Nutrition · Powder20 mg per serving
A
AminoLast Orange Mango TwistGaspari Nutrition · Powder20 mg per serving
A
AminoLast Guava NectarineGaspari Nutrition · Powder20 mg per serving
A
AminoLast Black CherryGaspari Nutrition · Powder20 mg per serving
M
Maca ComplexGNC Herbal Plus · Capsule60 mg per serving
B
Buffered Vitamin C PowderLife Extension · Powder55 mg per serving
N
Neuron ComplexMBi Nutraceuticals · Capsule60 mg per serving
E
Esophageal Guardian Berry FlavorLife Extension · Tablet or Pill40 mg per serving
P
Prima Una de Gato IINutriCology · Capsule19 mg per serving
C
Carbotein GrapeGAT Sport · Powder40 mg per serving
D
Dr. Ho CleanseTheraBotanics · Powder57 mg per serving
P
Pure Plant CalciumSimply Young · Powder67 mg per serving
P
Pure Plant Calcium Organic Toffee ShakeSimply Young · Powder0.00 NP per serving
Melatonin with Magnesium 5 mg Berry Flavor, Sleep Soundly
Melatonin with Magnesium 5 mg Berry FlavorSleep Soundly · Gummy or Jelly1.0 mg per serving
Triple Bone Support, Foster Regal
Triple Bone SupportFoster Regal · Tablet or Pill133 mg per serving
Cal-Mag, Fairhaven Health PeaPod
Cal-MagFairhaven Health PeaPod · Capsule200 mg per serving
Calcium & Magnesium Strawberry Smoothie, EZ Melts
Calcium & Magnesium Strawberry SmoothieEZ Melts · Tablet or Pill100 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).