Magtein Magnesium L-Threonate 2000 mg
by SuperSmart · capsule · 120 vegetarian capsules
- On the market (NIH)
- UPC 5 453003 826224
- DSLD label 332706
- Serving 2 capsules; amounts per 4 capsules
- 30 servings
Magtein Magnesium L-Threonate 2000 mg by SuperSmart lists 2 ingredients, 2 with an amount per serving of 4 capsules, such as 2,000 mg of magtein. Its current label entered the NIH Dietary Supplement Label Database on July 24, 2025.
What is in Magtein Magnesium L-Threonate 2000 mg?
Each row as the label prints it, per serving of 4 capsules. 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 |
|---|---|---|---|
| Magteinas Magnesium L-Threonate | 2,000 mg | 34% | This amount is far outside what other labels list for magnesium, or disagrees with the label's own %DV: possibly a unit or transcription slip in the database. Check the label image on DSLD. |
| Magnesium | 144 mg |
Source: NIH ODS Dietary Supplement Label Database, label 332706 (entered July 24, 2025), version 9.4.0. See the label on DSLD or its label image (PDF). 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 2 servings 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 Threonate 500 mgSuperSmart · off the market same ingredients
- Magnesium Threonate 2000 mgSuperSmart · off the market same ingredients
- Magnesium L-Threonate 2000 mgDouble Wood Supplements same ingredients
- ProtoSorb MagnesiumProtocol For Life Balance same ingredients
- Magnesium Malate 1500 mgDouble Wood Supplements same ingredients
- Magnesium Malate 1350 mgNusaPure 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
- Directions: Adults. As a supplement, take 2 capsules two times daily or as directed by the practitioner.
- Warnings
- Cautions: Do not exceed the recommended daily dose. Tamper evident: Do not use if seal under cap is broken or missing.
- Keep out of reach of children.
- Consult a healthcare provider before using this product if pregnant, breastfeeding, or having health concerns.
- Allergens and what it does not contain
- Guarantees: Vegan, non-GMO, gluten free, soy free, dairy free. No coloring, preservatives, or flavorings.
- Storage
- Store away from direct light, heat and humidity.
Source: label statements in DSLD label 332706.
What else is on the label?
Other ingredients: Hypromellose, Acacia Gum, White Rice Flour.
How many labels does Magtein Magnesium L-Threonate 2000 mg have?
One label is on file, entered on July 24, 2025.
- Label 332706 (current) Entered July 24, 2025 · on the market · 120 vegetarian capsules · UPC 5 453003 826224
DSLD also links this label to: Magnesium Threonate 500 mg (image difference, same product), Magnesium Threonate 2000 mg (image difference, same product), Magnesium Threonate 2000 mg (image 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 SuperSmart USA LLC (distributor), Miami, FL. All SuperSmart products.