United States
Data
Supplements

Magnesium in supplements · page 56

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 56 of 209

C
Centrum AdultsCentrum · Tablet or Pill50 mg per serving
C
Centrum Silver Adults 50+Centrum · Tablet or Pill50 mg per serving
C
Centrum Specialist Energy MultivitaminCentrum · Tablet or Pill40 mg per serving
C
Centrum Specialist Energy MultivitaminCentrum · Tablet or Pill40 mg per serving
C
Centrum Men's MultiCentrum · Capsule50 mg per serving
C
Centrum Women's MultiCentrum · Capsule42 mg per serving
C
Centrum Specialist Heart MultivitaminCentrum · Tablet or Pill20 mg per serving
C
Centrum Specialist Heart MultivitaminCentrum · Tablet or Pill20 mg per serving
C
Centrum Chewables Adults Orange BurstCentrum · Tablet or Pill40 mg per serving
C
Centrum Fresh & Fruity Chewables Adults Mixed BerryCentrum · Tablet or Pill65 mg per serving
C
Centrum WomenCentrum · Tablet or Pill100 mg per serving
C
Centrum WomenCentrum · Tablet or Pill100 mg per serving
C
Centrum WomenCentrum · Tablet or Pill100 mg per serving
C
Centrum WomenCentrum · Tablet or Pill100 mg per serving
C
Centrum WomenCentrum · Tablet or Pill100 mg per serving
C
Centrum WomenCentrum · Tablet or Pill100 mg per serving
C
Centrum Silver Women 50+Centrum · Tablet or Pill100 mg per serving
C
Centrum Silver Women 50+Centrum · Tablet or Pill100 mg per serving
C
Centrum Silver Women 50+Centrum · Tablet or Pill100 mg per serving
C
Centrum Silver Women 50+Centrum · Tablet or Pill100 mg per serving
C
Centrum Silver Women 50+Centrum · Tablet or Pill100 mg per serving
C
Centrum Silver Women 50+Centrum · Tablet or Pill100 mg per serving
C
Centrum Silver Women 50+Centrum · Tablet or Pill100 mg per serving
C
Centrum MenCentrum · Tablet or Pill100 mg per serving
C
Centrum MenCentrum · Tablet or Pill100 mg per serving
C
Centrum MenCentrum · Tablet or Pill100 mg per serving
C
Centrum MenCentrum · Tablet or Pill100 mg per serving
C
Centrum MenCentrum · Tablet or Pill100 mg per serving
C
Centrum Silver Men 50+Centrum · Tablet or Pill75 mg per serving
C
Centrum Silver Men 50+Centrum · Tablet or Pill75 mg per serving
C
Centrum Silver Men 50+Centrum · Tablet or Pill75 mg per serving
C
Centrum Silver Men 50+Centrum · Tablet or Pill75 mg per serving
C
Centrum Silver Men 50+Centrum · Tablet or Pill75 mg per serving
C
Centrum Silver Men 50+Centrum · Tablet or Pill75 mg per serving
C
Centrum Minis Women 50+Centrum · Tablet or Pill100 mg per serving
C
Centrum Minis Men 50+Centrum · Tablet or Pill75 mg per serving
C
Centrum minis Adults 50+Centrum · Tablet or Pill50 mg per serving
C
Centrum Fresh & Fruity Chewables Adults 50+ Mixed BerryCentrum · Tablet or Pill65 mg per serving
C
Centrum Silver Men 50+Centrum · Tablet or Pill75 mg per serving
C
Centrum Silver Men 50+Centrum · Tablet or Pill75 mg per serving
C
Centrum Silver Men 50+Centrum · Tablet or Pill75 mg per serving
S
Slumber-EZLidtke · Capsule12 mg per serving
M
Men's 50+ MultivitaminSwisse Ultivite · Tablet or Pill8.3 mg per serving
W
Women's 50+ MultivitaminSwisse Ultivite · Tablet or Pill7.5 mg per serving
I
Iron Free Quintabs MFreeda · Capsule15 mg per serving
I
Iron Free Quintabs MFreeda · Capsule15 mg per serving
P
Prenatal One DailyFreeda · Tablet or Pill60 mg per serving
D
Daily Multi + Joint SupportBronson Laboratories · 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).