United States
Data
Supplements

Magnesium in supplements · page 203

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 203 of 209

M
MagO7Aerobic Life · Capsule1,035 mg per serving
M
Mellow Mag Orange FlavorSwanson · Powder330 mg per serving
M
Mellow Mag Raspberry Lemonade FlavorSwanson · Powder330 mg per serving
M
Mellow Mag Raspberry Lemonade FlavorSwanson · Powder330 mg per serving
P
Potassium Magnesium AspartateSolgar · Capsule20 mg per serving
G
Gentle Move Overnight Constipation ReliefRenew Life · Capsule230 mg per serving
D
Dreamz with MelatoninPrime · Tablet or Pill400 mg per serving
M
Magnesium Soothe 350 mg Raspberry LemonNature's Lab · Powder350 mg per serving
F
FibroSenseNatural Factors WomenSense · Capsule83 mg per serving
V
Vitamin B1 High Potency 500 mgBIOVEA · Tablet or Pill100 mg per serving
M
Magnesium Taurate 1500 mgDouble Wood Supplements · Capsule1,500 mg per serving
M
Magnesium Gluconate 550 mgMason Natural · Tablet or Pill30 mg per serving
M
Magnesium Oxide 500 mgAN Amazing Nutrition Amazing Formulas · Capsule500 mg per serving
P
Pyridox Plus ForteDouglas Laboratories · Tablet or Pill20 mg per serving
P
Potassium & Magnesium AspartateBronson · Capsule21 mg per serving
U
Ultra AOCDouglas Laboratories · Capsule50 mg per serving
M
MgO2 (Magnesium Caps)Douglas Laboratories · Capsule215 mg per serving
T
Time C Timed Release With Magnesium And Lysine 1000LifeLink · Tablet or Pill20 mg per serving
M
Mag64 Magnesium ChlorideRising · Tablet or Pill128 mg per serving
S
Sleep SoundlyNutritionWorks · Other (e.g. tea bag)50 mg per serving
C
CreazineBeyond Genetics · Capsule80 mg per serving
F
Fornatab 2.0GAT · Tablet or Pill100 mcg per serving
M
MigraventVita Sciences · Softgel Capsule109 mg per serving
C
Calcium Citrate & MagnesiumThe Vitamin Shoppe · Capsule189 mg per serving
C
Calcium Citrate & MagnesiumThe Vitamin Shoppe · Capsule189 mg per serving
B
Balanced CalMag Raspberry-Lemon FlavorNatural Vitality · Powder275 mg per serving
B
Balanced CalMag Original (Unflavored)Natural Vitality · Powder300 mg per serving
B
Balanced CalMag Original (Unflavored)Natural Vitality · Powder300 mg per serving
M
MagTechNS Natural Stacks · Capsule200 mg per serving
A
Active H2Purative · Tablet or Pill55 mg per serving
R
Reacted Magnesium & PotassiumOrtho Molecular Products · Capsule170 mg per serving
O
Oxygen CleanseThe Vitamin Shoppe · Capsule1,035 mg per serving
O
Oxygen CleanseThe Vitamin Shoppe · Capsule1,035 mg per serving
V
Vitalzym+World Nutrition · Capsule90 mg per serving
M
Magnesium 250 mgNature Made · Softgel Capsule250 mg per serving
O
Optimal Magnesium 250 mgNatural Healthy Concepts · Capsule250 mg per serving
M
Magnesium ConcentrateComplete H2O Minerals · Liquid18 mg per serving
M
MagO7Aerobic Life · Capsule1,035 mg per serving
M
Magnesium Chloridetnvitamins · Tablet or Pill62 mg per serving
M
Magnesium Chloride 520 mgNova Nutritions · Tablet or Pill62 mg per serving
N
Neuro-Mag Magnesium L-Threonate Tropical Punch FlavorLife Extension · Powder144 mg per serving
T
Taste N'Score Liquid Magnesium 110 mgSENSEable Supplements · Liquid110 mg per serving
C
Calm Berry LemonBodyHealth · Powder325 mg per serving
M
Magnesium 400 mgBronson · Capsule400 mg per serving
H
H2 InfuseBodyHealth · Tablet or Pill80 mg per serving
A
Axis HTBSN · Tablet or Pill150 mg per serving
R
Ripped Freak RF DiureticPharmaFreak · Capsule80 mg per serving
P
PTM Potassium StabilizerSystemic Formulas Bio Nutriment · Capsule200 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).