Magnesium Aspartate 2X
by Douglas Laboratories · tablet or pill · 100 tablets
- On the market (NIH)
- UPC 3 10539 01313 7
- DSLD label 30655
- Serving 1 tablet
- 100 servings
Magnesium Aspartate 2X by Douglas Laboratories lists 2 ingredients, 2 with an amount per serving of 1 tablet, such as 200 mg of magnesium and 99 mg of potassium. Its current label entered the NIH Dietary Supplement Label Database on February 26, 2014.
What is in Magnesium Aspartate 2X?
Each row as the label prints it, per serving of 1 tablet. The capsule beside an amount places it among every product in the NIH database that lists the same ingredient: the bar is the middle half of their amounts, the line in it the median, the whiskers the 10th and 90th percentiles; the green tick is the FDA Daily Value and the red dashed tick the adult upper limit (IOM).
| Ingredient | Amount | % DV | Among products listing it |
|---|---|---|---|
| Magnesiumas Magnesium ComplexMagnesium (Form: from Magnesium Complex (Form: Magnesium Aspartate, Magnesium Oxide)) | 200 mg | 50% | Higher than 75% of 14,003 products listing magnesium (median 86 mg). |
| Potassiumas Potassium ComplexPotassium (Form: from Potassium Complex (Form: Potassium Aspartate, Potassium Chloride)) | 99 mg | 2% | 49% of 11,614 products listing potassium give more (median 99 mg). |
Source: NIH ODS Dietary Supplement Label Database, label 30655 (entered February 26, 2014), version 9.4.0. See the label on DSLD. Amounts are what the maker printed; DSLD does not test products. Daily Values: the FDA's Daily Value page.
Is that a lot?
Every amount on this label with a position sits within the middle 80% of the products that list the same ingredient.
The NIH database records one serving a day from the label's directions; its % Daily Values are for adults and children 4 or more years of age. The directions as printed are further down this page.
The Tolerable Upper Intake Level is the most of a nutrient per day, from food, water and supplements together, that is likely to pose no risk for almost all adults (Institute of Medicine, 2011). It does not apply under medical supervision. This page compares labels; it is not medical advice.
Sources: amounts from the DSLD label; Daily Values from 21 CFR 101.9(c)(8)(iv); adult upper limits from the Institute of Medicine's DRI summary tables (2011). How positions are computed.
Which products have the closest formulas?
6 products list the very same ingredients; the nearest amounts come first.
- Magnesium & Potassium Aspartate FormulaMartin Avenue Pharmacy same ingredients
- Magnesium Aspartate 2X with PotassiumDouglas Laboratories same ingredients
- Mag-KProgressive Professional from Progressive Laboratories same ingredients
- Potassium + MagnesiumNutricost same ingredients
- Potassium 99 mg + Magnesium 210 mgNutricost same ingredients
- Magnesium & Potassium Aspartatetnvitamins same ingredients
Source: ingredient lists of every product's current label in DSLD (version 9.4.0); similarity weights each shared ingredient by how rare it is.
What does the label say about taking it?
Quoted from the label as DSLD transcribed it: the maker's words, including any claim about what the product does, which the FDA has not evaluated and PlainVitamins does not endorse.
- Directions
- Suggested Usage: As a dietary supplement, adults take 1 tablet daily or as directed by your healthcare professional.
- Warnings
- KEEP OUT OF REACH OF CHILDREN.
- Tamper resistant package, do not use if outer seal is missing.
- Allergens and what it does not contain
- This product contains NO yeast, wheat gluten, soy protein, milk/dairy, corn, sodium, sugar, starch, artificial coloring, preservatives or flavoring.
- Storage
- For optimal storage conditions, store in a cool, dry place. (59(0)-77(0)F/15(0)-25(0)C) (35-65% relative humidity)
Source: label statements in DSLD label 30655.
What else is on the label?
Other ingredients: Cellulose, Dicalcium Phosphate, Vegetable Stearate, Silica.
How many labels does Magnesium Aspartate 2X have?
5 labels are on file under this name since February 23, 2012: other sizes, label designs and reformulations. The current one leads this page.
- Label 30656 Entered February 26, 2014 · off the market June 26, 2020 · 250 tablets · UPC 3 10539 01294 9
- Label 30655 (current) Entered February 26, 2014 · on the market · 100 tablets · UPC 3 10539 01313 7
- Label 9994 Entered June 25, 2012 · off the market July 31, 2013 · 250 tablets · UPC 3 10539 01294 9
- Label 9992 Entered June 25, 2012 · off the market July 31, 2013 · 100 tablets · UPC 3 10539 01313 7
- Label 5307 Entered February 23, 2012 · off the market January 20, 2012 · 100 tablets · UPC 3 10539 01313 7
DSLD also links this label to: Magnesium Aspartate 2X with Potassium (package size difference, same product).
Source: DSLD label entry and market events, version 9.4.0 (labels entered through September 25, 2025).
Who makes it?
The label names Douglas Laboratories (manufacturer), Pittsburgh, PA. All Douglas Laboratories products.