Supplements

Magnesium in supplements · page 196

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 196 of 209

Magnesium Glycinate, Kirkman
Magnesium GlycinateKirkman · Capsule100 mg per serving
Magnesium Bisglycinate Chelate 100 mg, Kirkman
Magnesium Bisglycinate Chelate 100 mgKirkman · Capsule100 mg per serving
Premier Magnesium Powder, Premier Research Labs
Premier Magnesium PowderPremier Research Labs · Powder420 mg per serving
Magnesium Bisglycinate, Thorne
Magnesium BisglycinateThorne · Powder200 mg per serving
KalmAssure Magnesium Capsules 420 mg, NaturesPlus
KalmAssure Magnesium Capsules 420 mgNaturesPlus · Capsule420 mg per serving
KalmAssure Magnesium Capsules 420 mg, NaturesPlus
KalmAssure Magnesium Capsules 420 mgNaturesPlus · Capsule420 mg per serving
Magnesium (Glycinate), Pure Encapsulations
Magnesium (Glycinate)Pure Encapsulations · Capsule120 mg per serving
Magnesium Powder Raspberry-Lemon Flavor, Advanced Nutrition by Zahler
Magnesium Powder Raspberry-Lemon FlavorAdvanced Nutrition by Zahler · Powder350 mg per serving
Magnesium Citrate, DaVinci Laboratories
Magnesium CitrateDaVinci Laboratories · Capsule140 mg per serving
V
Vitamin C 1:1Douglas Laboratories · Tablet or Pill70 mg per serving
C
Coral Calcium PowderBronson · Powder500 mg per serving
V
Vitamin C 1:1Douglas Laboratories · Tablet or Pill70 mg per serving
O
Osteo Protector With IpriflavoneThe Vitamin Shoppe · Tablet or Pill250 mg per serving
M
Mega-PotassiumTrace Minerals Research · Liquid365 mg per serving
C
Calcium Magnesium With ZincThompson · Tablet or Pill400 mg per serving
G
Guggul Extra StrengthR-U-Ved · Capsule50 mg per serving
I
IP6 & Inositol 500 mgNatural Factors · Capsule32 mg per serving
S
Storm Blue RaspberryUniversal · Powder5.0 mg per serving
S
Storm Fruit PunchUniversal · Powder5.0 mg per serving
C
Cal/Mag 2 GoOL Olympian Labs · Powder500 mg per serving
C
Cal/Mag 2 GoOL Olympian Labs The Optimal Blend · Other (e.g. tea bag)500 mg per serving
N
Neuro-Mag Magnesium L-Threonate With Calcium And Vitamin D3 Natural Lemon FlavorLife Extension · Powder144 mg per serving
N
Neuro-Mag Magnesium L-Threonate With Calcium And Vitamin D3 Natural Lemon FlavorLife Extension · Powder144 mg per serving
A
ArbuterolUniversal · Tablet or Pill50 mg per serving
5
5-HTP 100 mgSolgar · Capsule50 mg per serving
C
Chelated Cal-magVitamer Laboratories · Tablet or Pill500 mg per serving
C
Cal-Mag Plus Vitamin DHighland Laboratories · Tablet or Pill600 mg per serving
N
Niacin 500 mgCountry Life · Tablet or Pill30 mg per serving
R
Reacted Cal-MagOrtho Molecular Products · Capsule175 mg per serving
R
Reacted Cal-MagOrtho Molecular Products · Capsule175 mg per serving
B
Bone HealthGNC SuperFoods · Other (e.g. tea bag)50 mg per serving
P
P-5-P/MagTerry Naturally · Capsule100 mg per serving
M
Mag-AmideEndurance Products Company · Tablet or Pill84 mg per serving
G
Gentle Move Kids Colon Support Strawberry BlastRenew Life · Tablet or Pill50 mg per serving
C
Cal/MagOregon Health · Capsule500 mg per serving
M
MigreLief-NOWAkeso · Capsule180 mg per serving
K
KMG PlusGenestra Brands · Capsule40 mg per serving
B
Beet Root with MagnesiumMason Natural · Tablet or Pill150 mg per serving
C
Chelated Calcium Magnesium 1:1Solgar · Tablet or Pill500 mg per serving
C
Chelated Calcium Magnesium 1:1Solgar · Tablet or Pill500 mg per serving
B
Butyrate ComplexGenestra Brands · Capsule25 mg per serving
F
Formula 419 Protease + Cal-MagNESS Nutritional Enzyme Support System · Capsule4.0 mg per serving
F
Formula 19 Neuro SupportNESS Nutritional Enzyme Support System · Capsule9.0 mg per serving
F
Formula 419 Protease + Cal-MagNESS Nutritional Enzyme Support System · Capsule4.0 mg per serving
A
Alka Clear DrinkHigher Nature · Powder58 mg per serving
A
Alkaline MineralsDr. Clark Research Association Dr. Clark Zentrum · Capsule119 mg per serving
M
Medulla ComplexMBi Nutraceuticals · Capsule50 mg per serving
E
EsophaCoolLife Extension · Tablet or Pill200 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).