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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

24 Hour Blood Sugar
Diabetes Doctor
10 ingredients · Botanical with Nutrients
On Market
2:1 Cal-Mag Citrate With Zinc And Vitamin D
Nature's Harmony
16 ingredients · Other Combinations
On Market
3 a.m. Melatonin Fast Dissolve Lavender Vanilla
Natrol
14 ingredients · Non-Nutrient/Non-Botanical
On Market
3 a.m. Melatonin Fast Dissolve Lavender Vanilla
Natrol
14 ingredients · Non-Nutrient/Non-Botanical
On Market
3 a.m. Melatonin Fast Dissolve Lavender Vanilla
Natrol
11 ingredients · Non-Nutrient/Non-Botanical
On Market
3 Eliminate With Colon Cleanse
Renew Life
11 ingredients · Botanical with Nutrients
On Market
3-Day Cleanse 2 Evening Formula
Renew Life
8 ingredients · Botanical with Nutrients
On Market
3-Day Cleanse 2 Evening Formula
Renew Life
8 ingredients · Botanical with Nutrients
On Market
3-Day Cleanse Evening Formula
Renew Life
8 ingredients · Botanical with Nutrients
On Market
3-Day Cleanse Evening Formula
Renew Life
8 ingredients · Botanical with Nutrients
On Market
3-Day Liver Cleanse Evening Formula
Renew Life
9 ingredients · Botanical with Nutrients
On Market
3-in-1 Apigenin Magnesium Theanine Complex
eleva NUTRITION
7 ingredients · Other Combinations
On Market
3-in-1 Magtein Apigenin Theanine Complex
eleva NUTRITION
6 ingredients · Other Combinations
On Market
30 Day Beauty Regimen
Bronson
57 ingredients · Other Combinations
On Market
4 Andro Stenelone
LG Sciences
10 ingredients · Non-Nutrient/Non-Botanical
On Market
4 Super Andro
BMM Supplements
3 ingredients · Non-Nutrient/Non-Botanical
On Market
40+ Every Man II Multivitamin
New Chapter
56 ingredients · Botanical with Nutrients
On Market
40+ Every Man II Multivitamin
New Chapter
56 ingredients · Botanical with Nutrients
On Market
40+ Every Man's One Daily Multi
New Chapter
52 ingredients · Botanical with Nutrients
On Market
40+ Every Woman II Multivitamin
New Chapter
62 ingredients · Botanical with Nutrients
On Market
40+ Every Woman's One Daily Multi
New Chapter
58 ingredients · Botanical with Nutrients
On Market
40+ Every Woman's One Daily Whole-Food Multivitamin
New Chapter
60 ingredients · Botanical with Nutrients
On Market
40+ Every Woman's One Daily Whole-Food Multivitamin
New Chapter
59 ingredients · Botanical with Nutrients
On Market
40+ Every Women's One Daily Multi
New Chapter
59 ingredients · Botanical with Nutrients
On Market
43+ Vitamin B-6 Magnesium Potassium
DC
13 ingredients · Multi-Vitamin and Mineral (MVM)
On Market
4th Quarter Energy Tropical Twist
Six Star
37 ingredients · Other Combinations
On Market
5-HTP & Melatonin
Swanson
5 ingredients · Other Combinations
On Market
5-HTP 100 mg Fast Dissolve Mixed Berry
Natrol
12 ingredients · Amino acid/Protein
On Market
5-HTP 100 mg Time Release
Natrol
9 ingredients · Other Combinations
On Market
5-HTP 200 mg Maximum Strength
Swanson
4 ingredients · Amino acid/Protein
On Market
5-HTP 200 mg Time Release
Natrol
9 ingredients · Other Combinations
On Market
5-HTP 200 mg Time Release
Natrol
9 ingredients · Other Combinations
On Market
5-HTP 5-Hydroxytryptophan 100 mg
Natural Factors Stress-Relax
6 ingredients · Fat/Fatty Acid
On Market
5-HTP 5-Hydroxytryptophan 100 mg
Natural Factors Stress-Relax
6 ingredients · Fat/Fatty Acid
On Market
5-HTP 50 mg Fast Dissolve Natural Wild Berry Flavor
Natrol
14 ingredients · Amino acid/Protein
On Market
5-HTP Complex
Orzax
9 ingredients · Botanical with Nutrients
On Market
5-HTP L-5-Hydroxy Tryptophan 100 mg
Vitamin World
9 ingredients · Other Combinations
On Market
5-HTP L-5-Hydroxy-Tryptophan 100 mg
Puritan's Pride
7 ingredients · Amino acid/Protein
On Market
5-HTP L-5-Hydroxy-Tryptophan 100 mg
Puritan's Pride
7 ingredients · Amino acid/Protein
On Market
5-HTP L-Theanine
AgeImmune
7 ingredients · Other Combinations
On Market
5-HTP Pure 100 mg
Pure Naturals
7 ingredients · Amino acid/Protein
On Market
5-HTP SAP 100 mg
NFH
5 ingredients · Amino acid/Protein
On Market
5-HTP SAP 50 mg
NFH
5 ingredients · Amino acid/Protein
On Market
5-Way Metabolic Fat Fighter
Provida Labs
11 ingredients · Botanical with Nutrients
On Market
50 Billion CFU Probiotics
HealthyBiom
19 ingredients · Non-Nutrient/Non-Botanical
On Market
50 Billion Probiotic Max +
Harmonia
22 ingredients · Other Combinations
On Market
50 Plus Multivitamin
GNC Mega Men
50 ingredients · Other Combinations
On Market
50 Plus One Daily Multi
GNC Mega Men
61 ingredients · Other Combinations
On Market
50 Plus One Daily Multi
GNC Mega Men Essentials
61 ingredients · Other Combinations
On Market
50+ Mini-Tablets
Rainbow Light
49 ingredients · Other Combinations
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.