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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

TheraZinc Echinacea Cherry Mint Flavor
Quantum Health
17 ingredients · Botanical with Nutrients
On Market
TheraZinc Echinacea Cherry Mint Flavor
Quantum Health
17 ingredients · Botanical with Nutrients
On Market
TheraZinc Echinacea Natural Cherry Mint Flavor
Quantum Health
19 ingredients · Botanical with Nutrients
On Market
TheraZinc Elderberry Raspberry Flavor
Quantum Health
13 ingredients · Botanical with Nutrients
On Market
TheraZinc Elderberry Raspberry Flavor
Quantum Health
13 ingredients · Botanical with Nutrients
On Market
TheraZinc Zinc Lozenges Cherry Flavor
Quantum Health
14 ingredients · Botanical with Nutrients
On Market
TheraZinc Zinc Lozenges Lemon Flavor
Quantum Health
15 ingredients · Botanical with Nutrients
On Market
TheraZinc Zinc Lozenges Orange Flavor
Quantum Health
15 ingredients · Botanical with Nutrients
On Market
Thermal Spark
Just Ripe Nutrition
17 ingredients · Other Combinations
On Market
Thermo Igniter 12X
GNC AMP Advanced Muscle Performance
17 ingredients · Botanical with Nutrients
On Market
Thermo Inferno
GNC AMP Advanced Muscle Performance
14 ingredients · Other Combinations
On Market
Thermo Orange Mango
TeamKeto
18 ingredients · Other Combinations
On Market
Thermo Scorch
SNS Serious Nutrition Solutions
13 ingredients · Other Combinations
On Market
Thermogenic Energy Factors
California Academy of Health
25 ingredients · Other Combinations
On Market
Thiamin 100 mg
Celebrate
5 ingredients · Vitamin
On Market
Thiamin Vitamin B-1 100 mg
Geri-Care
8 ingredients · Vitamin
On Market
Thin Tab Green Coffee Extract With Green Tea
Healthy Natural Systems
11 ingredients · Botanical with Nutrients
On Market
Think Magnesium L-Threonate
KAL
6 ingredients · Mineral
On Market
Think Smart with Gingko Biloba
Whole Foods
19 ingredients · Other Combinations
On Market
Think Support
Zoi Research
29 ingredients · Other Combinations
On Market
Thioctic Plus
NewtonEverett
6 ingredients · Non-Nutrient/Non-Botanical
On Market
ThioDox Glutathione Complex
Allergy Research Group
15 ingredients · Other Combinations
On Market
Thisilyn Milk Thistle Extract
Nature's Way
7 ingredients · Botanical
On Market
Thrivite Rx Tablets
Method Pharmaceuticals
18 ingredients · Multi-Vitamin and Mineral (MVM)
On Market
Thyro Complex
Akasha Naturals
17 ingredients · Other Combinations
On Market
Thyro-Essentials
Douglas Laboratories
14 ingredients · Botanical with Nutrients
On Market
Thyro-Max Support
Country Life
18 ingredients · Other Combinations
On Market
Thyroid Action
Puritan's Pride
17 ingredients · Botanical with Nutrients
On Market
Thyroid Boost
Bluebonnet Targeted Choice
12 ingredients · Other Combinations
On Market
Thyroid Boost
Bluebonnet Targeted Choice
12 ingredients · Other Combinations
On Market
Thyroid Care Plus
Terry Naturally
10 ingredients · Other Combinations
On Market
Thyroid Complex
Botanic Choice
18 ingredients · Botanical with Nutrients
On Market
Thyroid Complex
Rise-N-Shine
18 ingredients · Botanical with Nutrients
On Market
Thyroid Complex
Rise-N-Shine
18 ingredients · Botanical with Nutrients
On Market
Thyroid Complex
Nature's Craft
18 ingredients · Botanical with Nutrients
On Market
Thyroid Essential
Healthy Choice Naturals
18 ingredients · Botanical with Nutrients
On Market
Thyroid Essentials
Swanson
18 ingredients · Botanical with Nutrients
On Market
Thyroid Harmony
The Enclare Nutrition
19 ingredients · Botanical with Nutrients
On Market
Thyroid Nutrition
Allergy Research Group
20 ingredients · Botanical with Nutrients
On Market
Thyroid Rescue 911
PhytAge Labs
18 ingredients · Botanical with Nutrients
On Market
Thyroid Support
Vitabase
19 ingredients · Other Combinations
On Market
Thyroid Support
NusaPure
19 ingredients · Botanical with Nutrients
On Market
Thyroid Support
Healths Harmony
19 ingredients · Botanical with Nutrients
On Market
Thyroid Support
Healths Harmony
19 ingredients · Botanical with Nutrients
On Market
Thyroid Support
Zoi Research
18 ingredients · Botanical with Nutrients
On Market
Thyroid Support
ForestLeaf
18 ingredients · Botanical with Nutrients
On Market
Thyroid Support
dr.bo
19 ingredients · Botanical with Nutrients
On Market
Thyroid Support Max
Health Nurture
18 ingredients · Botanical with Nutrients
On Market
Thyroid Support With Iodine
aSquared Nutrition
18 ingredients · Botanical with Nutrients
On Market
Thyroid Support with Iodine
Amvilab
18 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.