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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

Resveratrol Plus
Earth Wise Vitamins & Supplements
6 ingredients · Botanical
On Market
Resveratrol Plus
Earth Wise Vitamins & Supplements
6 ingredients · Botanical
On Market
Resveratrol Plus 500 mg
Dr. Emil Nutrition
6 ingredients · Non-Nutrient/Non-Botanical
On Market
Resveratrol Red Wine Extract
21st Century
13 ingredients · Other Combinations
On Market
Resveratrol Synergy
Jarrow Formulas
19 ingredients · Other Combinations
On Market
Return to Spring Teapills
Plum Flower
18 ingredients · Botanical
On Market
Revive Kidney Qi Teapills
Plum Flower
10 ingredients · Botanical
On Market
RezVera Advanced Probiotic
T.S. Supplements
11 ingredients · Non-Nutrient/Non-Botanical
On Market
Rhodiola 100 mg
Solaray
9 ingredients · Botanical
On Market
Rhodiola 250 mg
Nature's Way
7 ingredients · Botanical
On Market
Rhodiola 300 mg
BIOVEA
5 ingredients · Botanical
On Market
Rhodiola Ashwagandha Ginseng Complex
Swanson
13 ingredients · Botanical
On Market
Rhodiola Holy Basil Valerian Stress Complex
Swanson
7 ingredients · Botanical
On Market
Rhodiola Root Extract 350 mg
Puritan's Pride
6 ingredients · Botanical
On Market
Rhodiola Rosea 500 mg
Nutricost
4 ingredients · Botanical
On Market
Rhodiola With Cordyceps
Nature's Harmony
6 ingredients · Other Combinations
On Market
Rhodiola-Plus
Irwin Naturals
32 ingredients · Other Combinations
On Market
Rhubarb Teapills
Plum Flower
9 ingredients · Botanical
On Market
Riboflavin 400 mg
Integrative Therapeutics
9 ingredients · Vitamin
On Market
Riboflavin 400 mg
AN Amazing Nutrition Amazing Formulas
5 ingredients · Vitamin
On Market
Riboflavin 400 mg
Integrative Therapeutics
9 ingredients · Vitamin
On Market
Riboflavin 400 mg
Integrative Therapeutics
9 ingredients · Vitamin
On Market
Riboflavin 400 mg
AN Amazing Nutrition Amazing Formulas
5 ingredients · Vitamin
On Market
Riboflavin 400 mg
Pure Naturals
5 ingredients · Vitamin
On Market
Riboflavin Vitamin B-2 100 mg
Basic Vitamins
8 ingredients · Vitamin
On Market
Riboflavin Vitamin B2 100 mg
Nature's Way
4 ingredients · Vitamin
On Market
Riboflavin Vitamin B2 400 mg
Nature's Way
9 ingredients · Vitamin
On Market
Rice Fiber First
Greens First
8 ingredients · Other Combinations
On Market
Rico Blood OPC
Dr. Rico Perez
16 ingredients · Botanical with Nutrients
On Market
Rico Women's Balance
Dr. Rico Perez
25 ingredients · Other Combinations
On Market
Ripped Freak RF Diuretic
PharmaFreak
20 ingredients · Other Combinations
On Market
Ripped Fuel 5X
Twinlab
26 ingredients · Other Combinations
On Market
Ripped Fuel Extreme Cut
Twinlab
14 ingredients · Other Combinations
On Market
Ripped Results Keto Extreme
Justified Laboratories
18 ingredients · Botanical with Nutrients
On Market
RisaQuad Capsules
Rising
10 ingredients · Non-Nutrient/Non-Botanical
On Market
Rise Up Red Edition
Positive-Health
16 ingredients · Botanical with Nutrients
On Market
Rising Courage Teapills
Plum Flower
13 ingredients · Botanical
On Market
RNA/DNA 100 mg / 10 mg
Country Life
9 ingredients · Other Combinations
On Market
Rolaids Extra Strength
Rolaids
13 ingredients · Mineral
On Market
Rolaids Extra Strength Antacid Assorted Fruit
Rolaids
17 ingredients · Mineral
On Market
Rolaids Extra Strength Mint
Rolaids
14 ingredients · Mineral
On Market
Rolaids Regular Strength Mint
Rolaids
14 ingredients · Mineral
On Market
Rolaids Ultra Strength
Rolaids
16 ingredients · Mineral
On Market
Rolaids Ultra Strength
Rolaids
18 ingredients · Mineral
On Market
Rolaids Ultra Strength Antacid
Rolaids
13 ingredients · Mineral
On Market
Rosehip Joint Comfort
Terry Naturally
6 ingredients · Botanical with Nutrients
On Market
Rosemary Leaf 700 mg
Nature's Way
3 ingredients · Botanical
On Market
Royal Forte Prostate
Wonder Laboratories
17 ingredients · Other Combinations
On Market
Royal Jelly 500 mg
California Gold Nutrition
3 ingredients · Non-Nutrient/Non-Botanical
On Market
Royal Jelly 500 mg
California Gold Nutrition
3 ingredients · Non-Nutrient/Non-Botanical
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.