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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

C-500 with Rose Hips
Windmill Natural Vitamins
12 ingredients · Botanical with Nutrients
On Market
C-500 with Rose Hips
NOW
7 ingredients · Botanical with Nutrients
On Market
C-500 with Rose Hips
NOW
7 ingredients · Botanical with Nutrients
On Market
C-500 with Wild Rose Hips Plus Echinacea
Puritan's Pride
8 ingredients · Botanical with Nutrients
On Market
C-M-K Citrate
Progressive Professional from Progressive Laboratories
6 ingredients · Mineral
On Market
C-Plex Powder
Douglas Laboratories
17 ingredients · Other Combinations
On Market
C4 Ripped Sport Fruit Punch
Cellucor
31 ingredients · Other Combinations
On Market
C4 Sport Watermelon
Cellucor
29 ingredients · Other Combinations
On Market
C4 Ultimate Hawaiian Punch Fruit Juicy Red
Cellucor
36 ingredients · Other Combinations
On Market
C4 Ultimate Icy Blue Razz
Cellucor
36 ingredients · Other Combinations
On Market
C4 Ultimate Shred Creamsicle Orange Cream
Cellucor
39 ingredients · Other Combinations
On Market
C4 Ultimate Strength Frozen Bombsicle
Cellucor
40 ingredients · Other Combinations
On Market
C4 Ultimate Strength Sour Green Apple
Cellucor
41 ingredients · Other Combinations
On Market
C4 Ultimate Strength Watermelon
Cellucor
41 ingredients · Other Combinations
On Market
C500 Ascorbic Acid
Windmill Natural Vitamins
6 ingredients · Vitamin
On Market
Ca/Mg-Zyme Caps
Biotics Research Corporation
7 ingredients · Mineral
On Market
Caffeine + L-Theanine
Transform HQ
7 ingredients · Non-Nutrient/Non-Botanical
On Market
Caffeine 100 mg
Horbaach
7 ingredients · Non-Nutrient/Non-Botanical
On Market
Caffeine 100 mg + Theanine 100 mg
PrimaForce
7 ingredients · Non-Nutrient/Non-Botanical
On Market
Caffeine 100 mg with L-Theanine 100 mg
Nutricost
7 ingredients · Non-Nutrient/Non-Botanical
On Market
Caffeine 200 mg
AN Amazing Nutrition Amazing Formulas
4 ingredients · Non-Nutrient/Non-Botanical
On Market
Caffeine 200 mg
PrimaForce
8 ingredients · Non-Nutrient/Non-Botanical
On Market
Caffeine 200 mg
Best Naturals
6 ingredients · Non-Nutrient/Non-Botanical
On Market
Caffeine 200 mg
Puritan's Pride
9 ingredients · Non-Nutrient/Non-Botanical
On Market
Caffeine 200 mg
Evlution Nutrition
6 ingredients · Non-Nutrient/Non-Botanical
On Market
Caffeine 200 mg
BodyLogix
5 ingredients · Non-Nutrient/Non-Botanical
On Market
Caffeine 200 mg
Prolab
10 ingredients · Non-Nutrient/Non-Botanical
On Market
Caffeine 200 mg
ALLMAX ESSENTIALS
5 ingredients · Non-Nutrient/Non-Botanical
On Market
Caffeine Plus 217 mg
Portions Master
20 ingredients · Other Combinations
On Market
Caffeine Tablets 200 mg
Force Factor
10 ingredients · Non-Nutrient/Non-Botanical
On Market
Cal 300-Mag150-D
Viva Vitamins
11 ingredients · Other Combinations
On Market
Cal 500-Mag 250-Zinc 25
Viva Vitamins
10 ingredients · Other Combinations
On Market
Cal 500-Mag 250-Zinc 25
Viva Vitamins
9 ingredients · Mineral
On Market
Cal 600-Mag 300-D
Viva Vitamins
9 ingredients · Other Combinations
On Market
Cal Apatite 1000
Metagenics
14 ingredients · Mineral
On Market
Cal Apatite 1000
Metagenics
14 ingredients · Mineral
On Market
Cal Apatite with Boron
Metagenics
15 ingredients · Mineral
On Market
Cal Apatite with Boron
Metagenics
15 ingredients · Mineral
On Market
CAL Calcium Plus
Systemic Formulas Bio Nutriment
16 ingredients · Other Combinations
On Market
Cal Mag Berry Liquid + Natural Blueberry Flavor
Pharmax
19 ingredients · Multi-Vitamin and Mineral (MVM)
On Market
Cal Mag Berry Liquid + Natural Blueberry Flavor
Genestra Brands
19 ingredients · Multi-Vitamin and Mineral (MVM)
On Market
Cal Mag Crystals
DNA Dynamic Nutritional Associates
17 ingredients · Other Combinations
On Market
Cal Mag Vanilla Liquid + Natural Vanilla Flavor
Genestra Brands
17 ingredients · Multi-Vitamin and Mineral (MVM)
On Market
Cal-K-Yums! Natural Strawberry Flavor
KiddieMax
17 ingredients · Multi-Vitamin and Mineral (MVM)
On Market
Cal-Mag +Vitamin D Delicious Berries & Cream Flavor
NuLife Advanced Bariatrics
20 ingredients · Botanical with Nutrients
On Market
Cal-Mag 2:1 Ratio
365 Everyday Value
6 ingredients · Mineral
On Market
Cal-Mag Bone Health +
Harmonia
9 ingredients · Other Combinations
On Market
CAL-MAG Butyrate 2:1 Ratio
Ecological Formulas
6 ingredients · Mineral
On Market
Cal-Mag Citrate
Solaray
9 ingredients · Mineral
On Market
Cal-Mag Citrate 1:1 ratio
Solaray
9 ingredients · Mineral
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.