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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

Beet Root 1,000 mg
Nature's Way
8 ingredients · Botanical
Off Market
Beet Root Beta Vulgaris
Nature's Way
6 ingredients · Botanical with Nutrients
Off Market
Beet Root Powder 3 g
Nature's Way
9 ingredients · Botanical with Nutrients
Off Market
Behavior Balance-DMG
DaVinci Laboratories Of Vermont
12 ingredients · Other Combinations
Off Market
Behavior Balance-DMG Liquid Natural Black Cherry Flavor
DaVinci Laboratories Of Vermont
12 ingredients · Other Combinations
Off Market
Benfotiamine 150 mg Multi-B
Benfotiamine.Net
11 ingredients · Vitamin
Off Market
Benfotiamine 150 mg Multi-B
Benfotiamine.Net
11 ingredients · Vitamin
Off Market
Benfotiamine 300 mg
NusaPure
5 ingredients · Vitamin
Off Market
Bengal Bites Chewable Natural Berry Flavor
Vitamer Laboratories
46 ingredients · Other Combinations
Off Market
Berberine 1500 mg
Wholesome Story
6 ingredients · Non-Nutrient/Non-Botanical
Off Market
Berberine 200 mg
Vital Nutrients
5 ingredients · Non-Nutrient/Non-Botanical
Off Market
Berberine 250
ProCaps Laboratories
4 ingredients · Non-Nutrient/Non-Botanical
Off Market
Berberine 500 mg
Dr. Whitaker
6 ingredients · Non-Nutrient/Non-Botanical
Off Market
Berberine Complex
Integrative Therapeutics
8 ingredients · Botanical
Off Market
Berberine HCl 500 mg
Health Thru Nutrition Naturally
6 ingredients · Non-Nutrient/Non-Botanical
Off Market
Berberine HCl 500 mg
Health Thru Nutrition Naturally
6 ingredients · Non-Nutrient/Non-Botanical
Off Market
BergaMet Mega+O
BergaMet
9 ingredients · Botanical with Nutrients
Off Market
BergaMet Sport
BergaMet
10 ingredients · Botanical with Nutrients
Off Market
Berry Complete
Life Extension
23 ingredients · Botanical
Off Market
Berry Garden Gummies
Nature's Dynamics
52 ingredients · Botanical with Nutrients
Off Market
Best Brain Magnesium
Doctor's Best
3 ingredients · Mineral
Off Market
Best Brain Magnesium
Doctor's Best
4 ingredients · Mineral
Off Market
Best Multiple
Doctor's Best
35 ingredients · Other Combinations
Off Market
Beta Alanine 750 mg
Ultimate Nutrition Platinum Series
4 ingredients · Amino acid/Protein
Off Market
Beta Alanine Extreme
Prolab
6 ingredients · Amino acid/Protein
Off Market
Beta Burn Fat Burner
RightWay Nutrition
13 ingredients · Other Combinations
Off Market
Beta Sitosterol
Swanson Premium Brand
4 ingredients · Fat/Fatty Acid
Off Market
Beta Sitosterol Prostate Complex
Bronson
9 ingredients · Other Combinations
Off Market
Beta Sitosterol Prostate Complex
Bronson
9 ingredients · Other Combinations
Off Market
Beta-Sitosterol Maximum Strength
Swanson
4 ingredients · Fat/Fatty Acid
Off Market
Betaine HCl with Pepsin
The Vitamin Shoppe
13 ingredients · Non-Nutrient/Non-Botanical
Off Market
betaine HCl with pepsin
The Vitamin Shoppe
13 ingredients · Non-Nutrient/Non-Botanical
Off Market
Betaine Hydrochloride
Douglas Laboratories
6 ingredients · Non-Nutrient/Non-Botanical
Off Market
Betaine Hydrochloride
Douglas Laboratories
6 ingredients · Non-Nutrient/Non-Botanical
Off Market
Betaine Hydrochloride
Douglas Laboratories
6 ingredients · Non-Nutrient/Non-Botanical
Off Market
Betaine Hydrochloride
Douglas Laboratories
6 ingredients · Non-Nutrient/Non-Botanical
Off Market
Betaine Hydrochloride 600 mg
Nature's Plus
10 ingredients · Non-Nutrient/Non-Botanical
Off Market
Betaine Hydrochloride 600 mg
Nature's Plus
12 ingredients · Non-Nutrient/Non-Botanical
Off Market
Betaine Hydrochloride 600 mg With Pepsin
Country Life
15 ingredients · Non-Nutrient/Non-Botanical
Off Market
Betaine Hydrochloride 600 mg With Pepsin
Country Life
14 ingredients · Other Combinations
Off Market
Betaine Hydrochloride 600 mg With Pepsin
Country Life
14 ingredients · Other Combinations
Off Market
Better Bladder for Women
Enzymatic Therapy
10 ingredients · Botanical with Nutrients
Off Market
Better Bladder for Women
Enzymatic Therapy
10 ingredients · Botanical
Off Market
Better C 500 mg
Nature's Gifts
12 ingredients · Vitamin
Off Market
BeWell Daily Multivitamin & Mineral
Arbonne
38 ingredients · Multi-Vitamin and Mineral (MVM)
Off Market
Beyond Ashwagandha
Healthy Directions
6 ingredients · Botanical with Nutrients
Off Market
BID MultiSelect (without Copper, Iron, Vitamin K)
Moss Nutrition
40 ingredients · Other Combinations
Off Market
Bilberry 100 mg Extended Release
Nature's Plus Herbal Actives
8 ingredients · Botanical
Off Market
Bilberry 1000
MaritzMayer Laboratories
6 ingredients · Botanical
Off Market
Bilberry 500 mg with Eyebright & Elderberry Extract
Windmill Herbals
11 ingredients · Botanical
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.