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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

High Strength Magnesium
Higher Nature
4 ingredients · Mineral
On Market
High Strength Magnesium 100 mg
Simply Supplements
4 ingredients · Mineral
On Market
High T Senior + Prostate Support
High T
27 ingredients · Botanical with Nutrients
On Market
High-Potency Iron 65 mg
Meijer
14 ingredients · Mineral
On Market
Higher Absorption Magnesium Glycinate 350mg
Solaray
7 ingredients · Botanical with Nutrients
On Market
Higher Compound
Meehan Formulations
11 ingredients · Other Combinations
On Market
Hirudo Capsule
Vinsic
18 ingredients · Other Combinations
On Market
Histamine Block Plus
Seeking Health
19 ingredients · Other Combinations
On Market
Hit the Rack Wild Berry
Troponin Nutrition
21 ingredients · Other Combinations
On Market
HLC Fit For School Natural Black Currant Flavor
Pharmax
13 ingredients · Non-Nutrient/Non-Botanical
On Market
HLC Fit For School Natural Black Currant Flavor
Pharmax
13 ingredients · Other Combinations
On Market
Holy Basil 450 mg
Nature's Way
5 ingredients · Botanical
On Market
Home Made Blueberry Muffin
Axe & Sledge Supplements
30 ingredients · Amino acid/Protein
On Market
Home Made Double Chocolate Brownie
Axe & Sledge Supplements
35 ingredients · Amino acid/Protein
On Market
Home Made Sweet Potato Pie
Axe & Sledge Supplements
41 ingredients · Other Combinations
On Market
Homocysteine Formula Plus
Vital Remedy MD
14 ingredients · Other Combinations
On Market
Homocysteine Plus with Setria Glutathione
Allergy Research Group
14 ingredients · Other Combinations
On Market
Homocysteine Protectors
Wonder Laboratories
9 ingredients · Other Combinations
On Market
Homocysteine Shield
Country Life
13 ingredients · Other Combinations
On Market
Homocysteine Supreme
Designs for Health
15 ingredients · Other Combinations
On Market
Honeybee Propolis with Elderberry
Nutrients for Health by W.T. Rawleigh
14 ingredients · Other Combinations
On Market
Hoodia 1000 mg
Allied Life Sciences
4 ingredients · Botanical
On Market
Hoodia SuperThin
Healthy Natural Systems
5 ingredients · Botanical
On Market
Hoodia With Energy F/X
Hydroxycut
18 ingredients · Other Combinations
On Market
Hoodiadrene 1825 mg
NewtonEverett
19 ingredients · Other Combinations
On Market
Hops Flowers 620 mg
Nature's Way
3 ingredients · Botanical
On Market
Hormonal Balance
femMED
10 ingredients · Botanical
On Market
Hormone Balance
UNALTERED
8 ingredients · Botanical
On Market
Hormone Balance
Vital Nutrients
15 ingredients · Other Combinations
On Market
Hormone Balance + Probiotics
Rainbow Nutrients
14 ingredients · Other Combinations
On Market
Hormone Protect
XYMOGEN
7 ingredients · Other Combinations
On Market
Hormone Protect
XYMOGEN
7 ingredients · Other Combinations
On Market
Hormone-Support For Her
Xtendlife
19 ingredients · Botanical with Nutrients
On Market
Hormone-Support for Her
Xtendlife
19 ingredients · Botanical with Nutrients
On Market
Hormone-Support for Her
Xtendlife
19 ingredients · Other Combinations
On Market
Horny Goat Complex
Totally Products
13 ingredients · Botanical with Nutrients
On Market
Horny Goat Complex
Totally Products
13 ingredients · Botanical with Nutrients
On Market
Horny Goat Express +
Amazing Herbs
13 ingredients · Botanical with Nutrients
On Market
Horny Goat Weed
Hi-Ener-G
28 ingredients · Other Combinations
On Market
Horny Goat Weed
Dorado Nutrition
14 ingredients · Botanical with Nutrients
On Market
Horny Goat Weed
Havasu Nutrition
11 ingredients · Botanical with Nutrients
On Market
Horny Goat Weed
Natureganics
13 ingredients · Botanical with Nutrients
On Market
Horny Goat Weed
Arazo Nutrition
13 ingredients · Botanical with Nutrients
On Market
Horny Goat Weed
ZHOU
12 ingredients · Botanical with Nutrients
On Market
Horny Goat Weed
High Level
13 ingredients · Botanical with Nutrients
On Market
Horny Goat Weed
Rise-N-Shine
13 ingredients · Botanical with Nutrients
On Market
Horny Goat Weed
GNC Men's
7 ingredients · Botanical
On Market
Horny Goat Weed
GNC Men's
6 ingredients · Botanical with Nutrients
On Market
Horny Goat Weed
Dr. Martin's Nutrition
12 ingredients · Botanical with Nutrients
On Market
Horny Goat Weed
dr.bo
13 ingredients · Botanical with Nutrients
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.