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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

Arterial Therapy
Integrative Therapeutics
18 ingredients · Botanical with Nutrients
Off Market
Artery Advantage
Enzymatic Therapy
18 ingredients · Botanical with Nutrients
Off Market
Artery Advantage
Enzymatic Therapy
20 ingredients · Botanical with Nutrients
Off Market
Artery Advantage Circulatory Support
Enzymatic Therapy
18 ingredients · Botanical with Nutrients
Off Market
Artery Advantage Circulatory Support
Enzymatic Therapy
18 ingredients · Botanical with Nutrients
Off Market
Arth-Support Formula
Douglas Laboratories Ultra Preventive 2000 Series
55 ingredients · Other Combinations
Off Market
Arth-Support Formula
Douglas Laboratories
58 ingredients · Other Combinations
Off Market
Arthiflex Pro
CoDeCo Nutrilife
9 ingredients · Non-Nutrient/Non-Botanical
Off Market
Arthri-Flex Advantage
21st Century
22 ingredients · Other Combinations
Off Market
Arthri-Flex Advantage
21st Century
17 ingredients · Other Combinations
Off Market
Arthro-Complex
Integrative Therapeutics
11 ingredients · Other Combinations
Off Market
Artichoke Extract
Integrative Therapeutics
8 ingredients · Botanical
Off Market
Artichoke Extract
Enzymatic Therapy
8 ingredients · Botanical
Off Market
Artichoke Extract
Enzymatic Therapy
8 ingredients · Botanical
Off Market
Artichoke Premium Extract
Nature's Way
7 ingredients · Botanical
Off Market
Artichoke Premium Extract
Nature's Way
7 ingredients · Botanical
Off Market
Artichoke Standardized Extract
Enzymatic Therapy
9 ingredients · Botanical with Nutrients
Off Market
Artovid-20 Tablets
Bioved Pharmaceutical
14 ingredients · Botanical with Nutrients
Off Market
Ascorbplex 1000 Non-Acid Ascorbate Complex
Douglas Laboratories
9 ingredients · Other Combinations
Off Market
Ascorbplex 1000 Non-Acid Ascorbate Complex
Douglas Laboratories
9 ingredients · Other Combinations
Off Market
Ascorbyl Palmitate 250 mg
Swanson Premium Brand
4 ingredients · Vitamin
Off Market
Ascrobplex 1000
Douglas Laboratories
10 ingredients · Other Combinations
Off Market
AshwaBright Stress & Mood
Williams Nutrition
10 ingredients · Botanical with Nutrients
Off Market
Ashwagandha 500 mg
Nature's Way
7 ingredients · Botanical
Off Market
Ashwagandha Extract 470 mg
The Vitamin Shoppe
5 ingredients · Botanical
Off Market
Ashwagandha Extract 470 mg
The Vitamin Shoppe
5 ingredients · Botanical
Off Market
Ashwagandha Extract 470 mg
The Vitamin Shoppe
5 ingredients · Botanical
Off Market
Ashwagandha Extract 470 mg
The Vitamin Shoppe
5 ingredients · Botanical
Off Market
Ashwagandha Root 920 mg
Nature's Truth
5 ingredients · Botanical
Off Market
Ashwagandha Standardized
Nature's Way
4 ingredients · Botanical
Off Market
Ashwagandha with Black Pepper 1500 mg
Dr. Berg
6 ingredients · Botanical
Off Market
Asorbocal 1200 mg Sustained Release
Bronson Laboratories
14 ingredients · Botanical with Nutrients
Off Market
Astragalus 500 mg
BIOVEA
4 ingredients · Botanical
Off Market
Astragalus 500 mg
BIOVEA
4 ingredients · Botanical
Off Market
Astragalus Root
Bronson Laboratories
7 ingredients · Botanical
Off Market
ATP Cofactors
Optimox
9 ingredients · Vitamin
Off Market
ATP Cofactors
Optimox
9 ingredients · Vitamin
Off Market
ATP Cofactors
Optimox
9 ingredients · Vitamin
Off Market
Attentive Child
Source Naturals
22 ingredients · Other Combinations
Off Market
Aunt Flo Cramp Relax
Enzymatic Therapy
24 ingredients · Other Combinations
Off Market
Aved-Digest Multi
Anabolic Laboratories
41 ingredients · Other Combinations
Off Market
Aved-Multi Iron Free
Anabolic Laboratories
37 ingredients · Multi-Vitamin and Mineral (MVM)
Off Market
AVED-Prenatal Multi
Anabolic Laboratories
27 ingredients · Multi-Vitamin and Mineral (MVM)
Off Market
B 50 Complex Niacin & Niacinamide Free
VitalBulk
11 ingredients · Vitamin
Off Market
B Complex 50 mg Capsule
VitalBulk
11 ingredients · Vitamin
Off Market
B Complex Cherry Flavor
21st Century
11 ingredients · Vitamin
Off Market
B Complex Plus C & E
Nature's Gifts
27 ingredients · Multi-Vitamin and Mineral (MVM)
Off Market
B Complex With Vitamin C
VitaCeutical Labs
24 ingredients · Other Combinations
Off Market
B-1 (Thiamin Hydrochloride) 100 mg
Windmill Natural Vitamins
6 ingredients · Vitamin
Off Market
B-1 (Thiamin Hydrochloride) 100 mg
Windmill Natural Vitamins
7 ingredients · Vitamin
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.