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Non-nutrient/non-botanical · Supplement ingredient

Magnesium

Magnesium is listed on 27,686 U.S. supplement product labels in the NIH DSLD, #3 of 4,614 by label frequency.

27,686
Products
#3 of 4,614
By frequency
NIH
Dosing fact sheet
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Magnesium dosing reference

NIH ODS Fact Sheet →
Recommended Dietary Allowance (RDA / AI)
400–420 mg for adult men, 310–320 mg for adult women
Tolerable Upper Intake Level (UL)
350 mg from supplements only (no UL on dietary intake) for adults
Drug interactions
Reduces absorption of bisphosphonates, quinolone and tetracycline antibiotics. May enhance effect of muscle relaxants.
Pregnancy & lactation
RDA during pregnancy is 350–360 mg; lactation 310–320 mg.

Statement required by FDA: These statements have not been evaluated by the Food and Drug Administration. Dietary supplements are not intended to diagnose, treat, cure, or prevent any disease. Consult a licensed healthcare provider before starting, stopping, or combining any supplement, especially if you are pregnant, nursing, take prescription medication, or have a medical condition.

Source: https://ods.od.nih.gov/factsheets/Magnesium-HealthProfessional/

How common is Magnesium?

Number of supplement labels listing Magnesium vs nearby non-nutrient/non-botanical ingredients

products
Source NIH Dietary Supplement Label Database (DSLD) As of 2026

Products containing Magnesium

Cal-Mag 1:1 With Vitamin D3
VitaCeutical Labs
9 ingredients · Other Combinations
Off Market
Cal-Mag 1:1 With Vitamin D3
Vitamer Laboratories
9 ingredients · Other Combinations
Off Market
Cal-Mag Asportates
Solaray
8 ingredients · Botanical with Nutrients
Off Market
Cal-Mag Caps With Trace Minerals And Vitamin D
NOW
10 ingredients · Other Combinations
Off Market
Cal-Mag Chela-Max
Integrative Therapeutics
6 ingredients · Mineral
Off Market
Cal-Mag Citrate (Effervescent Powder)
Thorne Research
4 ingredients · Other Combinations
Off Market
Cal-Mag Citrate 1:1 ratio
Solaray
9 ingredients · Mineral
Off Market
Cal-Mag Citrate 2:1 Ratio
Solaray
10 ingredients · Multi-Vitamin and Mineral (MVM)
Off Market
Cal-Mag Citrate Chewable Natural Orange Flavor
Solaray
13 ingredients · Multi-Vitamin and Mineral (MVM)
Off Market
Cal-Mag Citrate Chewable Natural Orange Flavor
Solaray
15 ingredients · Multi-Vitamin and Mineral (MVM)
Off Market
Cal-Mag Citrate plus D-3 & K-2
Solaray
7 ingredients · Multi-Vitamin and Mineral (MVM)
Off Market
Cal-Mag Citrate Powder
DaVinci Laboratories Of Vermont
4 ingredients · Other Combinations
Off Market
Cal-Mag Citrate Powder
DaVinci Laboratories
3 ingredients · Other Combinations
Off Market
Cal-Mag Citrate with Vitamin D-3 & K-2 2:1 Ratio
Solaray
11 ingredients · Multi-Vitamin and Mineral (MVM)
Off Market
Cal-Mag Complete
Quest
11 ingredients · Multi-Vitamin and Mineral (MVM)
Off Market
Cal-Mag Complex 300 mg/150 mg
EP
10 ingredients · Other Combinations
Off Market
Cal-Mag with B-Complex & Vitamin C
NOW
20 ingredients · Other Combinations
Off Market
Cal-Mag With B-Complex & Vitamin C
NOW
20 ingredients · Other Combinations
Off Market
Cal-Mag-Zinc Liquid Orange-Vanilla
MRM
20 ingredients · Multi-Vitamin and Mineral (MVM)
Off Market
Cal-Mag-Zinc Liquid Strawberry
MRM
19 ingredients · Multi-Vitamin and Mineral (MVM)
Off Market
Cal-Mag-Zinc With Vitamin D3
VitaCeutical Labs
10 ingredients · Other Combinations
Off Market
Cal-Mag-Zinc With Vitamin D3
Vitamer Laboratories
12 ingredients · Other Combinations
Off Market
Cal-Mag-Zinc with Vitamin D3
Village Vitality
12 ingredients · Multi-Vitamin and Mineral (MVM)
Off Market
Cal-Snack Calcium With Magnesium Vanilla/Orange Flavor
Country Life
14 ingredients · Other Combinations
Off Market
Cal/Mag 1001 Calcium One to One
Douglas Laboratories
8 ingredients · Other Combinations
Off Market
Cal/Mag 1001 Calcium One to One
Douglas Laboratories
9 ingredients · Other Combinations
Off Market
Cal/Mag 1001 Calcium One To One
Douglas Laboratories
9 ingredients · Other Combinations
Off Market
Cal/Mag 2001 Calcium Two To One
Douglas Laboratories
8 ingredients · Other Combinations
Off Market
Cal/Mag 2:1 (Malate)
Pure Encapsulations
4 ingredients · Mineral
Off Market
Cal/Mag 2:1 (Malate)
Pure Encapsulations
4 ingredients · Mineral
Off Market
Cal/Mag 2:1 (Malate)
Pure Encapsulations
4 ingredients · Mineral
Off Market
Cal/Mag 2:1 (Malate)
Pure Encapsulations
5 ingredients · Mineral
Off Market
Cal/Mag 500/250 mg
Nature's Plus
12 ingredients · Mineral
Off Market
Cal/Mag 500/250 mg
Nature's Plus
13 ingredients · Mineral
Off Market
Cal/Mag Ascorbate
Douglas Laboratories
9 ingredients · Multi-Vitamin and Mineral (MVM)
Off Market
Cal/Mag Aspartate
Karuna
5 ingredients · Mineral
Off Market
Cal/Mag Citrate
Douglas Laboratories
6 ingredients · Mineral
Off Market
Cal/Mag Citrate
Douglas Laboratories
6 ingredients · Mineral
Off Market
Cal/Mag Citrate
Good 'N Natural
5 ingredients · Mineral
Off Market
Cal/Mag Citrate
Nature's Plus
7 ingredients · Mineral
Off Market
Cal/Mag Citrate
Nature's Plus
9 ingredients · Mineral
Off Market
Cal/Mag Citrate
Good 'N Natural
4 ingredients · Mineral
Off Market
Cal/Mag Citrate
Nature's Plus
9 ingredients · Mineral
Off Market
Cal/Mag Citrate
Douglas Laboratories
6 ingredients · Mineral
Off Market
Cal/Mag Citrate
NaturesPlus
9 ingredients · Mineral
Off Market
Cal/Mag Citrate/Malate
VitalBulk
8 ingredients · Mineral
Off Market
Cal/Mag Citrate/Malate
VitalBulk
8 ingredients · Mineral
Off Market
Cal/Mag Citrate/Malate
VitalBulk
9 ingredients · Mineral
Off Market
Cal/Mag Citrate/Malate
VitalBulk
9 ingredients · Mineral
Off Market
Cal/Mag Mineral Supplement W/Whole Foods
Nature's Plus Source of Life
18 ingredients · Botanical with Nutrients
Off Market

Nearby Ingredients in Non-nutrient/non-botanical

Other ingredients in the Non-nutrient/non-botanical category cataloged in the NIH DSLD. Useful for comparing how common different nutrients are across the US supplement market.

Compare Magnesium vs Citric Acid →

Nationwide ingredients with similar DSLD presence

Two peer sets for Magnesium: closest on total DSLD label listings (27,686 here) and closest on distinct brands that list it (2,255 here). Peers exclude the same DSLD category, and rows stay link-disjoint so each axis is a distinct neighborhood.

Similar label frequency

Nearest other ingredients by distinct DSLD product labels (floored at ≥50), outside this category.

Similar brand breadth

Nearest other ingredients by distinct brands listing them (floored at ≥100 brands), distinct from the label-frequency row.

Frequently asked about Magnesium

What is the Recommended Dietary Allowance (RDA) for Magnesium?
400–420 mg for adult men, 310–320 mg for adult women. The RDA is the average daily intake sufficient to meet the nutrient requirements of nearly all (97–98%) healthy people. Source: NIH Office of Dietary Supplements.
Is there an upper limit for Magnesium?
350 mg from supplements only (no UL on dietary intake) for adults (Tolerable Upper Intake Level, UL, the maximum daily intake unlikely to cause adverse health effects in the general population).
Does Magnesium interact with medications?
Reduces absorption of bisphosphonates, quinolone and tetracycline antibiotics. May enhance effect of muscle relaxants. This is a partial list, always discuss supplement use with a pharmacist or prescribing provider.
What about Magnesium during pregnancy or breastfeeding?
RDA during pregnancy is 350–360 mg; lactation 310–320 mg.
How many supplement products contain Magnesium?
27,686 supplement product labels in the NIH DSLD currently lists Magnesium as an ingredient. By label frequency it ranks #3 of 4,614 among ingredients PlainVitamins ranks (same sort as /rankings/most-common-ingredients). Browse them below.

Source: NIH Office of Dietary Supplements, Dietary Supplement Label Database (DSLD) · Dosing reference: NIH ODS Magnesium Health Professional Fact Sheet. Regulatory reference: Source: Dietary Supplement Health and Education Act (DSHEA), 1994, 21 U.S.C. § 321(ff).

Disclaimer, Not Medical Advice: Information on this page is based on manufacturer-declared label data and is provided for educational and reference purposes only. It does not constitute medical, nutritional, or health advice. Consult a licensed healthcare provider before starting, stopping, or combining any supplement, especially if you are pregnant, nursing, take prescription medication, or have a medical condition.

Every figure on PlainVitamins is rendered directly from the NIH Dietary Supplement Label Database (DSLD), no number is typed in by an editor. Ingredient figures are computed directly from the NIH DSLD, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.