L-Glutamine 500 mg®

Amino Acids & Protein

Brand: Source Naturals

Tablet or PillAmino acid/ProteinOn Market
Click to view full label

Net Contents

100 Tablet(s)

Serving Size

1 Tablet(s)

Servings Per Container

Not specified

Supplement Form

Tablet or Pill

Bar Code (UPC/SKU)

0 21078 00127 0

Product Version

SN0127 REV E122

Label Analysis

Objective insights generated automatically from the official DSLD label — a quick, factual read of how this product is formulated and disclosed.

1Active Ingredients

Single-ingredient formula listed in Supplement Facts.

100%Amount Transparency

Every active ingredient discloses a specific amount per serving.

2Dietary Attributes

Label states: Vegetarian, Gluten-Free.

This analysis is generated algorithmically from label data for educational reference only. It is not a product endorsement, ranking, or medical advice.

Allergen Guide

Contains

  • Milk
  • Egg
  • Wheat
  • Soy
  • Gluten

Allergen flags are parsed automatically from the official label's claims and statements. Always verify against the physical product label before use, especially if you have a severe allergy.

Supplement Facts

Serving Size: 1 Tablet(s) · 1 per day

IngredientAmount Per Serving
L-Glutamine500 mg

Not Present

Other Ingredients

SorbitolStearic Acidmodified Cellulose GumSilicaMagnesium Stearate

Target Groups

VegetarianAdult (18 - 50 Years)Gluten FreeDairy FreeSugar Free

Label Claims

All OtherStructure/Function

Directions & Suggested Use

Suggested/Recommended/Usage/Directions

Suggested Use: 1 tablet daily.

Warnings & Precautions

Precautions re: Pregnant or Nursing or Prescription Medications

Note: If you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.

Precautions re: All Other

Do not use if either tamper-evident seal is broken or missing.

Precautions re: Children

Keep out of the reach of children.

Formulation

Formulation re: Vegetarian/Vegan

Suitable for Vegetarians.

Formulation re: Does NOT Contain

Contains no yeast, dairy, egg, gluten, soy or wheat. Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance.

FDA Statements

FDA Statement of Identity

Amino Acid Supplement

FDA Disclaimer Statement

These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.

Other Label Statements

General Statements: All Other Content

Free form

General Statements: All Other Content

L-Glutamine, a free-form amino acid, can be converted to glutamic acid. Glutamic acid is a precursor to the important inhibitory neurotransmitter GABA (gamma-aminobutyric acid). L-Glutamine also plays an important role in ammonia disposal.

General: Product/Version Code

SN0127 REV E122

Manufacturer & Distributor

Distributor

Source Naturals, Inc.

P. O. Box 2118, Santa Cruz, CA, 95062

Market Reference

$7.40 – $39.95· 22 listings
  • L-Glutamine Source Naturals

    Walmart - Health Chest4.7(383)
    $7.40Lowest
  • Best Naturals L-Glutamine mg

    Target4.6(18)
    $12.99
  • Life Extension L Glutamine

    TheNatural.com4.8(1300)
    $11.21
  • Source Naturals, L-Glutamine, 500 Mg, 50 Tablets

    Maple Herbs4.7(383)
    $35.25
  • Country Life L-Glutamine 500 mg

    The Healthy Place4.8(72)
    $15.37
  • Solgar L-Glutamine 500 mg

    Natures Storehouse4.5(774)
    $18.00
  • 3 x L-Glutamine, 500mg 100 capsules - Swanson

    Naturitas4.7(1100)
    $24.00
  • L-Glutamine 500 mg

    Purely Integrative4.6(119)
    $24.50

Where to Buy Locally

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Research & Studies

  • Dosing and efficacy of glutamine supplementation in human exercise and sport training

    M Gleeson - The Journal of nutrition, 2008 - academic.oup.com

    … Continuous cycling at 55% VO2 max for 3 h in 18 healthy males resulted in a … Supplements currently available are in the form of L-glutamine tablets or capsules (250, 500, and 1000 mg…

    2008367 citations
  • Amino acid supplementation and impact on immune function in the context of exercise

    VF Cruzat, M Krause, P Newsholme - Journal of the international …, 2014 - Taylor & Francis

    … , and morphological adaptations, improving health. Although exercise training stimulates the … level of L-glutamine, identical to the lowest plasma L-glutamine concentration measured …

    2014232 citations
  • THE BENEFITS OF L-GLUTAMINE SUPPLEMENTATION IN ATHLETES.

    A Todero - Journal of Australian Strength & Conditioning, 2014 - search.ebscohost.com

    … Although glutamine supplementation raises few health concerns, it was discovered … supplementation. An extended ninety day administration saw total cholesterol levels of its healthy …

    20142 citations
  • The impact of oral glutamine supplementation on the intestinal permeability and incidence of necrotizing enterocolitis/septicemia in premature neonates

    S Sevastiadou, A Malamitsi-Puchner… - The Journal of …, 2011 - Taylor & Francis

    … The infants were randomly allocated within 24 h of birth to receive either enteral Gln (l-glutamine pounder, SHS International, Liverpool, UK) supplementation – separately from the …

    201163 citations
  • Gastrointestinal Tolerance of Low, Medium and High Dose Acute Oral l-Glutamine Supplementation in Healthy Adults: A Pilot Study

    HB Ogden, RB Child, JL Fallowfield, SK Delves… - Nutrients, 2020 - mdpi.com

    … l-Glutamine (GLN) is a conditionally essential amino acid which supports gastrointestinal (GI) and immune function prior to catabolic stress (eg, strenuous exercise). Despite potential …

    202013 citations
  • Impact of oral L-glutamine on glutathione, glutamine, and glutamate blood levels in volunteers

    E Valencia, A Marin, G Hardy - Nutrition, 2002 - Elsevier

    … a decrease in cell GSH content, suggesting that an adequate supply of Gln is important for the synthesis of GSH.54, 55, 56 Our findings did not appear to support this concept for healthy …

    200273 citations

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2017-06-23. DSLD Label ID: 75294. This information is provided for educational reference only and is not medical advice. Always follow the product label and consult a doctor or pharmacist before use.