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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 Protein Isolate Chocolate Flavor
Extreme Edge
21 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Chocolate Peanut Butter Bliss
NutraBio
16 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Chocolate Peanut Butter Bliss
NutraBio
17 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Cinnamon Sugar Donut
NutraBio
16 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Dutch Chocolate
NutraBio
16 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Dutch Chocolate
NutraBio
16 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Dutch Chocolate
NutraBio Performance
16 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Ice Cream Cookie Dream
NutraBio
17 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Ice Cream Cookie Dream
NutraBio
18 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Natural Chocolate Flavor
Life Extension
20 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Natural Vanilla Flavor
Life Extension
19 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Powder Chocolate Flavor
Bluebonnet
22 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Powder Chocolate Flavor
Bluebonnet
22 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Powder French Vanilla Flavor
Bluebonnet
16 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Powder French Vanilla Flavor
Bluebonnet
16 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Powder Mixed Berry Flavor
Bluebonnet
19 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Powder Mixed Berry Flavor
Bluebonnet
19 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Powder Original Flavor
Bluebonnet
16 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Powder Original Flavor
Bluebonnet
16 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Powder Strawberry Flavor
Bluebonnet
17 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Powder Strawberry Flavor
Bluebonnet
17 ingredients · Botanical with Nutrients
On Market
Whey Protein Isolate Strawberry Ice Cream
NutraBio
18 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Strawberry Ice Cream
NutraBio
18 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Vanilla
Precision Engineered
27 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Vanilla
Precision Engineered
27 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Vanilla
Precision Engineered
27 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Vanilla Caramel
NutraBio
16 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Vanilla Caramel
NutraBio
16 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Vanilla Caramel
NutraBio Performance
16 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Vanilla Flavor
Extreme Edge
18 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Vanilla Flavor
Extreme Edge by Bluebonnet
18 ingredients · Amino acid/Protein
On Market
Whey Protein Munchies
Alani Nu
51 ingredients · Amino acid/Protein
On Market
Whey Protein Natural Chocolate Flavor
Iron-Tek
23 ingredients · Other Combinations
On Market
Whey Protein Natural Vanilla Flavor
Iron-Tek
22 ingredients · Other Combinations
On Market
Whey Protein Powder Chocolate Drink Mix
CVS Pharmacy
23 ingredients · Amino acid/Protein
On Market
Whey Protein Powder Vanilla
CVS Pharmacy
22 ingredients · Amino acid/Protein
On Market
Whey Protein Swiss Chocolate
project#1
41 ingredients · Other Combinations
On Market
Whey Protein Swiss Chocolate Flavor
IRONMAN
38 ingredients · Amino acid/Protein
On Market
Whey Protein Tahitian Vanilla Flavor
IRONMAN
36 ingredients · Amino acid/Protein
On Market
Whey Protein Vanilla Bean
21st Century ReNourish
26 ingredients · Amino acid/Protein
On Market
Whey Protein Vanilla Cake Batter
project#1
40 ingredients · Other Combinations
On Market
Whey Protein Wild Strawberry
Precision Engineered
24 ingredients · Amino acid/Protein
On Market
Whey Protein Wild Strawberry
Precision Engineered
24 ingredients · Amino acid/Protein
On Market
Whey Shake Chocolate Shake
Syntrax
20 ingredients · Amino acid/Protein
On Market
Whey Shake Strawberry Shake
Syntrax
20 ingredients · Amino acid/Protein
On Market
Whey Shake Vanilla Shake
Syntrax
26 ingredients · Amino acid/Protein
On Market
Whey To Go Whey Protein Powder Chocolate
Solgar
22 ingredients · Amino acid/Protein
On Market
Whey To Go Whey Protein Powder Chocolate
Solgar
22 ingredients · Amino acid/Protein
On Market
Whey To Go Whey Protein Powder Strawberry
Solgar
20 ingredients · Amino acid/Protein
On Market
Whey To Go Whey Protein Powder Strawberry
Solgar
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.