L-Glutamine 1000
by MET-Rx · capsule · 100 capsules
- On the market (NIH)
- UPC 7 86560 15775 9
- DSLD label 63310
- Serving 2 capsules
- 50 servings
L-Glutamine 1000 by MET-Rx lists one ingredient: 2,000 mg of L-glutamine per serving of 2 capsules. Its current label entered the NIH Dietary Supplement Label Database on August 24, 2016.
What is in L-Glutamine 1000?
Each row as the label prints it, per serving of 2 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 |
|---|---|---|---|
| L-GlutamineL-Glutamine Note: 2 g | 2,000 mg | Higher than 56% of 1,850 products listing glutamine (median 1 g). Per day at the most servings: 4 g. |
Source: NIH ODS Dietary Supplement Label Database, label 63310 (entered August 24, 2016), 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 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.
- L-Glutamine 1000 mgSolgar same ingredients
- L-GlutamineJarrow Formulas · off the market same ingredients
- L-Glutamine 1000 mgBest Naturals same ingredients
- L-Glutamine PowderJarrow Formulas · off the market same ingredients
- L-Glutamine 500 mgPuritan's Pride same ingredients
- L-GlutamineSource Naturals 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
- FOR BEST RESULTS, TAKE TWO (2) CAPSULES TWO TIMES DAILY BEFORE AND AFTER YOUR WORKOUT.
- Directions: For adults, take two (2) capsules two times daily, preferably before and after your workout.
- Warnings
- As a reminder, discuss the supplements and medications you take with your health care providers. WARNING: If you are pregnant, nursing, taking any medications or have any medical condition, consult your doctor before use.
- Discontinue use and consult your doctor if any adverse reactions occur.
- Not intended for use by persons under the age of 18. KEEP OUT OF REACH OF CHILDREN.
- TAMPER RESISTANT: DO NOT USE IF SEAL UNDER CAP IS BROKEN OR MISSING.
- Storage
- STORE AT ROOM TEMPERATURE AND AVOID EXCESSIVE HEAT.
Source: label statements in DSLD label 63310.
What else is on the label?
Other ingredients: Gelatin, Silica, Vegetable Magnesium Stearate.
How many labels does L-Glutamine 1000 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 63310 (current) Entered August 24, 2016 · on the market · 100 capsules · UPC 7 86560 15775 9
- Label 15576 Entered November 21, 2012 · off the market February 5, 2016 · 200 capsules · UPC 7 86560 15776 6
- Label 15574 Entered November 21, 2012 · off the market February 5, 2016 · 100 capsules · UPC 7 86560 15775 9
- Label 6539 Entered February 23, 2012 · off the market November 1, 2012 · 200 capsules · UPC 7 86560 15776 6
- Label 6538 Entered February 23, 2012 · off the market November 1, 2012 · 100 capsules · UPC 7 86560 15775 9
Source: DSLD label entry and market events, version 9.4.0 (labels entered through September 25, 2025).
Who makes it?
The label names MET-Rx Nutrition, Inc. (manufacturer), Boca Raton, FL. All MET-Rx products.