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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

W 100% Whey Isolate Protein Natural Flavor
Biochem
14 ingredients · Amino acid/Protein
On Market
W 100% Whey Isolate Protein Natural Flavor
Biochem
14 ingredients · Amino acid/Protein
On Market
W 100% Whey Isolate Protein Natural Flavor
Biochem
15 ingredients · Amino acid/Protein
On Market
W 100% Whey Isolate Protein Pumpkin Spice Flavor
Biochem
21 ingredients · Amino acid/Protein
On Market
W 100% Whey Isolate Protein Vanilla Flavor
Biochem
19 ingredients · Botanical with Nutrients
On Market
W 100% Whey Isolate Protein Vanilla Flavor
Biochem
19 ingredients · Botanical with Nutrients
On Market
W 100% Whey Isolate Protein Vanilla Flavor
Biochem
19 ingredients · Botanical with Nutrients
On Market
Wake Up On Time
Rise-N-Shine
19 ingredients · Botanical with Nutrients
On Market
Warm Cycle Teapills
Plum Flower
16 ingredients · Botanical
On Market
Warrior Whey Chocolate
Tapout Sports Nutrition
25 ingredients · Other Combinations
On Market
Warrior Whey Vanilla
Tapout Sports Nutrition
23 ingredients · Other Combinations
On Market
Water Away 698 mg
dr.bo
17 ingredients · Botanical with Nutrients
On Market
Water Away Extreme Strength
Totally Products
14 ingredients · Botanical with Nutrients
On Market
Water Away Herbal Formula
PureMax Labs YummyVite
16 ingredients · Botanical with Nutrients
On Market
Water Balance Factors
MH Michael's Health Naturopathic Programs
18 ingredients · Botanical with Nutrients
On Market
Water Balance Factors
MH Michael's Health Naturopathic Programs
18 ingredients · Botanical with Nutrients
On Market
Water Balance Factors
MH Michael's Health Naturopathic Programs
18 ingredients · Botanical with Nutrients
On Market
Water Pill with Potassium
Bronson
15 ingredients · Botanical with Nutrients
On Market
Water Pill with Potassium
Meijer
11 ingredients · Botanical with Nutrients
On Market
Water Pill with Potassium
Puritan's Pride
14 ingredients · Botanical with Nutrients
On Market
Water Pill with Potassium
Windmill
17 ingredients · Botanical with Nutrients
On Market
Water Weight Loss
Healths Harmony
17 ingredients · Botanical with Nutrients
On Market
Water-Soluble Pumpkin Seed Extract With Soy Isoflavones
Life Extension
9 ingredients · Botanical
On Market
Watermelon Electrolyte Replacement
USANA
17 ingredients · Mineral
On Market
Week Four: Repair
Douglas Laboratories
104 ingredients · Other Combinations
On Market
Week One: Preparation
Douglas Laboratories
28 ingredients · Botanical with Nutrients
On Market
Week One: Preparation
Douglas Laboratories
16 ingredients · Botanical with Nutrients
On Market
Week Three: Detox, AM Pack
Douglas Laboratories
53 ingredients · Other Combinations
On Market
Weekend Colon Flush
Applied Nutrition
39 ingredients · Other Combinations
On Market
Weight Control
Nature's Measure
6 ingredients · Botanical
On Market
Weight Gain +Capsules
Nutrigain
14 ingredients · Other Combinations
On Market
Weight Management
Sanutra Wellness
12 ingredients · Botanical
On Market
Weight Management Pack
Douglas Laboratories
64 ingredients · Other Combinations
On Market
Weight Smart Advanced
Bayer One A Day
71 ingredients · Other Combinations
On Market
Well-Max With NAC
Country Life
29 ingredients · Other Combinations
On Market
Wellavoh Daily Multi-Nutrient Complex For Women AM Formula
Sonoran Bloom
27 ingredients · Botanical with Nutrients
On Market
Wellavoh Daily Multi-Nutrient Complex For Women PM Formula
Sonoran Bloom
27 ingredients · Botanical with Nutrients
On Market
Wellness Formula
Source Naturals Wellness
39 ingredients · Botanical with Nutrients
On Market
Wellness Formula
Source Naturals
43 ingredients · Other Combinations
On Market
Wellness Formula
Source Naturals
43 ingredients · Botanical with Nutrients
On Market
Wellness Formula
Source Naturals
39 ingredients · Other Combinations
On Market
Wellness Transfer Factor 125 mg
Source Naturals Wellness
5 ingredients · Non-Nutrient/Non-Botanical
On Market
Wellstra Advanced
NewtonEverett
11 ingredients · Botanical with Nutrients
On Market
Wen Dan Pian SpiritSoothe 200 mg
Guang Ci Tang
12 ingredients · Botanical
On Market
Wen Jing Pian WarmMenses 200 mg
Guang Ci Tang
21 ingredients · Other Combinations
On Market
Whey & Casein Protein Powder Chocolate Flavor
Bluebonnet
26 ingredients · Botanical with Nutrients
On Market
Whey & Casein Protein Powder Chocolate Flavor
Bluebonnet
26 ingredients · Amino acid/Protein
On Market
Whey & Casein Protein Powder French Vanilla Flavor
Bluebonnet
21 ingredients · Amino acid/Protein
On Market
Whey & Casein Protein Powder French Vanilla Flavor
Bluebonnet
23 ingredients · Amino acid/Protein
On Market
Whey Amino Gold
Body Attack Sports Nutrition
17 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.