Skip to main content

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
Subscribe to updates

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

Sea Kelp Enhanced
Dr. Berg
7 ingredients · Botanical with Nutrients
On Market
Sea Kelp with 200 mcg of Iodine
Puritan's Pride
6 ingredients · Mineral
On Market
Sea Kelp with 200 mcg of Iodine
Puritan's Pride
7 ingredients · Botanical with Nutrients
On Market
Sea Minerals with Silver
Trace Minerals Research
29 ingredients · Botanical with Nutrients
On Market
Sea Moss 1 Day Cleanse Lemon Flavor
Atlantic Naturals
18 ingredients · Botanical with Nutrients
On Market
Seasonal Allergy
Nature's Sunshine
11 ingredients · Botanical
On Market
Seasonal Shield
NuMedica
14 ingredients · Other Combinations
On Market
Seaweed Supreme
Maxi Health
6 ingredients · Botanical with Nutrients
On Market
Secretagogue hGH Plus Raspberry Lemonade Flavor
IVL Institute For Vibrant Living
20 ingredients · Other Combinations
On Market
Select-OB Berry Flavored Caplet
Exeltis USA
37 ingredients · Multi-Vitamin and Mineral (MVM)
On Market
Select-OB+DHA
Everett Laboratories
37 ingredients · Multi-Vitamin and Mineral (MVM)
On Market
Selen 200 mcg
Amvilab
5 ingredients · Mineral
On Market
Selenium (Selenomethionine) 50 mcg
Windmill
7 ingredients · Mineral
On Market
Selenium 100 mcg
Meijer Naturals
6 ingredients · Mineral
On Market
Selenium 100 mcg
Woodstock Vitamins
4 ingredients · Mineral
On Market
Selenium 100 mcg
Puritan's Pride
6 ingredients · Mineral
On Market
Selenium 100 mcg
NOW
5 ingredients · Mineral
On Market
Selenium 100 mcg
NOW
5 ingredients · Mineral
On Market
Selenium 100 mcg
Bluebonnet
6 ingredients · Mineral
On Market
Selenium 100 mcg
Country Life
7 ingredients · Mineral
On Market
Selenium 100 mcg
Country Life
7 ingredients · Mineral
On Market
Selenium 200 mcg
Vitabase
7 ingredients · Mineral
On Market
Selenium 200 mcg
Vitabase
7 ingredients · Mineral
On Market
Selenium 200 mcg
Windmill
8 ingredients · Mineral
On Market
Selenium 200 mcg
The Vitamin Shoppe
9 ingredients · Mineral
On Market
Selenium 200 mcg
The Vitamin Shoppe
9 ingredients · Mineral
On Market
Selenium 200 mcg
AN Amazing Nutrition Amazing Formulas
8 ingredients · Mineral
On Market
Selenium 200 mcg
Best Naturals
9 ingredients · Mineral
On Market
Selenium 200 mcg
Nature's Blend
6 ingredients · Mineral
On Market
Selenium 200 mcg
California Gold Nutrition
4 ingredients · Mineral
On Market
Selenium 200 mcg
BIOVEA
7 ingredients · Mineral
On Market
Selenium 200 mcg
Carlson
6 ingredients · Mineral
On Market
Selenium 200 mcg
Carlson
6 ingredients · Mineral
On Market
Selenium 200 mcg
Orzax
5 ingredients · Mineral
On Market
Selenium 200 mcg
Bluebonnet
5 ingredients · Mineral
On Market
Selenium 200 mcg
Bronson
5 ingredients · Mineral
On Market
Selenium 200 mcg
Futurebiotics
5 ingredients · Mineral
On Market
Selenium 200 mcg
Rite Aid
6 ingredients · Mineral
On Market
Selenium 200 mcg
Dr. Rico Perez
7 ingredients · Mineral
On Market
Selenium 200 mcg
Futurebiotics
5 ingredients · Mineral
On Market
Selenium 200 mcg
Country Life
7 ingredients · Mineral
On Market
Selenium 200 mcg
Windmill
13 ingredients · Mineral
On Market
Selenium 200 mcg
Number One Nutrition
5 ingredients · Mineral
On Market
Selenium 2000 mcg
NutriONN
5 ingredients · Mineral
On Market
Selenium 50 mcg
Indiana Botanic Gardens
13 ingredients · Mineral
On Market
Selenium 50 mcg
Nature's Harmony
7 ingredients · Mineral
On Market
Selenium 50 mcg
Bronson
9 ingredients · Mineral
On Market
Selenium 50 mcg
Wonder Laboratories
8 ingredients · Mineral
On Market
Selenium 50 mcg
Bronson
9 ingredients · Mineral
On Market
Selenium Complex Tablet
Esmond Natural
11 ingredients · Multi-Vitamin and Mineral (MVM)
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.