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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

Optimmuner Plus
Hypernaturals
21 ingredients · Other Combinations
On Market
Optimum Absorption Magnesium Glycinate with BioPerine
Mason Natural
6 ingredients · Botanical with Nutrients
On Market
Optimum Magnesium
Pure TheraPro Rx
3 ingredients · Other Combinations
On Market
OptiMune Citrus Flavor
IVL Institute For Vibrant Living
28 ingredients · Other Combinations
On Market
Orajel Baby Cooling Tablets for Teething
Orajel Baby
6 ingredients · Vitamin
On Market
Oral Probiotic Refreshing Mint Flavor
USANA
8 ingredients · Non-Nutrient/Non-Botanical
On Market
Orange Hydrapush Juicy Watermelon
Controlled Labs
20 ingredients · Other Combinations
On Market
Orange Hydrapush Sour Green Apple
Controlled Labs
19 ingredients · Other Combinations
On Market
Orange Triad + Greens Orange Flavor
Controlled Labs
106 ingredients · Other Combinations
On Market
Oregano & Caprylic Acid Blend
Dr. Tobias
15 ingredients · Other Combinations
On Market
Oregano Extract
The Vitamin Shoppe
5 ingredients · Botanical
On Market
Oregon Grape 500 mg
Nature's Way
3 ingredients · Botanical
On Market
Oregon Grape 500 mg
Nature's Way
3 ingredients · Botanical
On Market
Organic Active Protein Chocolate Flavor
Sunwarrior Sport
38 ingredients · Other Combinations
On Market
Organic Active Protein Vanilla Flavor
Sunwarrior Sport
38 ingredients · Other Combinations
On Market
Organic Alfalfa Powder
Herbal Hills
13 ingredients · Botanical with Nutrients
On Market
Organic Alfalfa Powder
Herbal Hills
13 ingredients · Botanical with Nutrients
On Market
Organic Ashwagandha Rhodiola rosea + L-Theanine with Black Pepper Extract
X Gold Health
7 ingredients · Other Combinations
On Market
Organic Cal-Mag
Bio-Nutrient
9 ingredients · Mineral
On Market
Organic Ground Flaxseeds
BIOVEA
17 ingredients · Botanical with Nutrients
On Market
Organic Ground Flaxseeds
BIOVEA
17 ingredients · Botanical with Nutrients
On Market
Organic Hemp Protein Powder Peak Protein
Nutiva
19 ingredients · Amino acid/Protein
On Market
Organic Hemp Protein Powder Peak Protein
Nutiva
20 ingredients · Amino acid/Protein
On Market
Organic Maca 1500 mg
X Gold Health
4 ingredients · Botanical
On Market
Organic Multivitamin
Spring Valley
27 ingredients · Multi-Vitamin and Mineral (MVM)
On Market
Organic Plant Calcium
Garden of Life MyKind Organics
40 ingredients · Botanical with Nutrients
On Market
Organic Plant Calcium
Garden of Life MyKind Organics
40 ingredients · Botanical with Nutrients
On Market
Organic Plant Calcium Women Under 40
New Chapter
21 ingredients · Multi-Vitamin and Mineral (MVM)
On Market
Organic Plant Protein Chocolate Flavor
Bluebonnet
33 ingredients · Other Combinations
On Market
Organic Plant Protein Vanilla Flavor
Bluebonnet
32 ingredients · Other Combinations
On Market
Organic Pumpkin Seed Protein Unflavored
NOW Sports
17 ingredients · Amino acid/Protein
On Market
Organic Spirulina
Triquetra Health
19 ingredients · Non-Nutrient/Non-Botanical
On Market
Organic Spirulina Tablet Form
Triquetra Health
20 ingredients · Non-Nutrient/Non-Botanical
On Market
Organic Spirulina Tablet Form
Triquetra Health
20 ingredients · Non-Nutrient/Non-Botanical
On Market
Organic Superfood Latte Vanilla Lavender
Kuli Kuli
28 ingredients · Botanical with Nutrients
On Market
Organic Vegan Protein Chocolate Flavor
Organic Muscle
31 ingredients · Botanical with Nutrients
On Market
Organic WheatGrass
Bluebonnet Super Earth
21 ingredients · Botanical with Nutrients
On Market
Organic WheatGrass
Bluebonnet Super Earth
21 ingredients · Botanical with Nutrients
On Market
Organic WheatGrass
Bluebonnet Super Earth
22 ingredients · Botanical with Nutrients
On Market
Organic Wheatgrass Juice Powder
Opportuniteas
14 ingredients · Botanical with Nutrients
On Market
Organic Whey Protein Powder Natural Flavor
Biochem
15 ingredients · Amino acid/Protein
On Market
OrganicGreens
Bluebonnet
24 ingredients · Botanical
On Market
OrganoGermanium Ge-132
NutriCology
8 ingredients · Non-Nutrient/Non-Botanical
On Market
OrganoGermanium Ge-132
Allergy Research Group
8 ingredients · Non-Nutrient/Non-Botanical
On Market
Original Dairy Relief
Equate
11 ingredients · Non-Nutrient/Non-Botanical
On Market
Original Meal Replacement Extreme Chocolate
MET-Rx
72 ingredients · Amino acid/Protein
On Market
Original Meal Replacement Original Vanilla
MET-Rx
71 ingredients · Amino acid/Protein
On Market
Original Prenatal Formula
Bronson Laboratories
25 ingredients · Multi-Vitamin and Mineral (MVM)
On Market
Ortho Biotic 100 Billion CFU
Ortho Molecular Products
11 ingredients · Non-Nutrient/Non-Botanical
On Market
Ortho Bone Vegan
AOR Advanced Orthomolecular Research Ultra
29 ingredients · Multi-Vitamin and Mineral (MVM)
On 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.