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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

Whey Factors Natural Double Chocolate Flavor
Natural Factors
24 ingredients · Amino acid/Protein
On Market
Whey Factors Natural French Vanilla Flavor
Natural Factors
25 ingredients · Amino acid/Protein
On Market
Whey Factors Natural Strawberry Flavor
Natural Factors
26 ingredients · Amino acid/Protein
On Market
Whey Factors Unflavored
Natural Factors
23 ingredients · Amino acid/Protein
On Market
Whey Factors Unflavored
Natural Factors
23 ingredients · Amino acid/Protein
On Market
Whey Fantastic! Unflavored
Fantastic Nutrition
20 ingredients · Amino acid/Protein
On Market
Whey For Her Protein Vanilla Bean
Vitamin World
25 ingredients · Other Combinations
On Market
Whey For Her Protein Wild Strawberry
Vitamin World
24 ingredients · Other Combinations
On Market
Whey Isolate Honey Cinnamon Peanut Butter
Swolverine
21 ingredients · Other Combinations
On Market
Whey Isolate Mint Chocolate Chip
Swolverine
21 ingredients · Other Combinations
On Market
Whey Isolate Tangerine
CytoSport
18 ingredients · Amino acid/Protein
On Market
Whey Isolate Vanilla
Myology
26 ingredients · Amino acid/Protein
On Market
Whey Maple Butter Pancake
Podium
28 ingredients · Amino acid/Protein
On Market
Whey More Brownie Batter Delight
Axe & Sledge Supplements
32 ingredients · Other Combinations
On Market
Whey of Life Multi-Action Whey Protein Natural Chocolate Blitz Flavor
Bluebonnet
35 ingredients · Other Combinations
On Market
Whey Protein 100% Grass-Fed Creamy Vanilla
FREZZOR
37 ingredients · Other Combinations
On Market
Whey Protein 100% Grass-Fed Rich Chocolate
FREZZOR
36 ingredients · Other Combinations
On Market
Whey Protein Blend Chocolate
Elevation
26 ingredients · Other Combinations
On Market
Whey Protein Chocolate
21st Century ReNourish
28 ingredients · Amino acid/Protein
On Market
Whey Protein Chocolate
AIVIA
41 ingredients · Amino acid/Protein
On Market
Whey Protein Concentrate 25 g Chocolate PB
Nutricost
24 ingredients · Amino acid/Protein
On Market
Whey Protein Concentrate 25 g Chocolate PB
Nutricost
24 ingredients · Amino acid/Protein
On Market
Whey Protein Concentrate 25 g Milk Chocolate
Nutricost
24 ingredients · Amino acid/Protein
On Market
Whey Protein Concentrate 25 g Milk Chocolate
Nutricost
24 ingredients · Amino acid/Protein
On Market
Whey Protein Concentrate 25 g Unflavored
Nutricost
19 ingredients · Amino acid/Protein
On Market
Whey Protein Concentrate 25 g Vanilla
Nutricost
22 ingredients · Amino acid/Protein
On Market
Whey Protein Cookies and Cream
project#1
55 ingredients · Other Combinations
On Market
Whey Protein Creamy Vanilla
Precision Engineered
25 ingredients · Amino acid/Protein
On Market
Whey Protein Creamy Vanilla
Precision Engineered
25 ingredients · Amino acid/Protein
On Market
Whey Protein Fruity Cereal
Alani Nu
31 ingredients · Other Combinations
On Market
Whey Protein Isolate 30 g Chocolate PB
Nutricost
23 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate 30 g Chocolate PB
Nutricost
24 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate 30 g Milk Chocolate
Nutricost
23 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate 30 g Milk Chocolate
Nutricost
25 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate 30 g Mocha
Nutricost
25 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate 30 g Mocha
Nutricost
25 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate 30 g Vanilla
Nutricost
21 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Alpine Vanilla
NutraBio
15 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Alpine Vanilla
NutraBio
15 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Alpine Vanilla
NutraBio Performance
15 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Blueberry Muffin
NutraBio
17 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Blueberry Muffin
NutraBio
17 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Chocolate
Puritan's Pride Fitness
27 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Chocolate
Precision Engineered
27 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Chocolate
Precision Engineered
27 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Chocolate
Precision Engineered
27 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Chocolate
LiveGood
26 ingredients · Other Combinations
On Market
Whey Protein Isolate Chocolate Dipped Macaroon
NutraBio
18 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Chocolate Dipped Macaroon
NutraBio
18 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Chocolate Dipped Macaroon
NutraBio Performance
20 ingredients · Amino acid/Protein
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.