L-Glutamine 5000 mg Unflavored®

Amino Acids & Protein

Brand: GNC Pro Performance

PowderAmino acid/ProteinOn Market
Click to view full label

Net Contents

16 oz.

Serving Size

5 Gram(s)

Servings Per Container

90

Supplement Form

Powder

Bar Code (UPC/SKU)

0 48107 16988 6

Product Version

CODE 386489 BSG

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.

1Dietary Attributes

Label states: 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

Free From

  • Milk
  • 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: 5 Gram(s) · 2 per day

IngredientAmount Per Serving
L-Glutamine5 Gram(s)

Not Present

Other Ingredients

None

Target Groups

Adult (18 - 50 Years)Gluten Free

Label Claims

NutrientAll OtherStructure/Function

Directions & Suggested Use

Suggested/Recommended/Usage/Directions

Directions: As a dietary supplement, mix one scoop (5 g ) twice daily in a beverage or shake. For maximum results, take on serving (5 g) post-exercise.

Warnings & Precautions

Precautions re: Children

Keep out of reach of children.

Storage

Storage

Store in a cool, dry place.

Formulation

Formula re: Contains

Supplementation may help maintain Glutamine levels that have been depleted as a result of intense exercise. Glutamine is involved in protein synthesis and plays a pivotal role in the body's nitrogen balance. It serves as fuel for the immune system and maintenance of proper intestinal function.

Formula re: Contains

Pro Performance Quality Pro Performance L-Glutamine is tested and certified Banned substance free.

Formulation re: Does NOT Contain

Pro Performance L-Glutamine is tested and certified Banned substance free. It is gluten free, lactose free and mixes easily with your favorite beverage.

Formula re: Contains

L-Glutamine

Formulation re: Does NOT Contain

Gluten free, Lactose free.

FDA Statements

FDA Statement of Identity

Dietary 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

Brand IP Statement(s) re: (c), (TM), (SM)

Pro Performance Results

General Statements: All Other Content

When used in conjunction with an exercise program.

Seals/Symbols

Banned Substance Free

General Statements: All Other Content

Key amino acid for muscles Fuels the immune system

General: Product/Version Code

CODE 386489 BSG

General Statements: All Other Content

Notice: Significant product settling may occur.

Seals/Symbols

Gf Gluten free

Seals/Symbols

Informed-Choice.org Trusted by sport

General Statements: All Other Content

Informed-Choice.org Trusted by sport Products bearing this logo have been tested for banned substances by LGC Science, Inc., a world-class anti-doping lab. Product was tested for over 145 banned substances on the 2017 World Anti-Doping Agency (WADA) Prohibited List via LGC skip lot testing protocols #IP0307. See gnc.com for more information.

Manufacturer & Distributor

Distributor

General Nutrition Corporation

Pittsburgh, PA, 15222, USA

1-888-462-2548

Market Reference

$19.99 – $104.07· 15 listings
  • GNC Pro Performance L-Glutamine

    GNC4.1(258)
    $24.99
  • Basic Supplements Glutamine 60 Servings

    GNC
    $24.99
  • GNC Pro Performance L-Glutamine 5000 Mg - 50 Servings - 0.55Lbs, 250 Gm (Unflavor) Creatine Monohydrate, (Unflavoured, 100 Grams Powder) COMBO

    Silkrute
    $53.52
  • Beyond Raw Chemistry Labs L-Glutamine

    GNC4.8(29)
    $24.99
  • GNC Pro Performance L-Glutamine 5000 mg - 50 Servings - 0.55lbs, 250 gm (Unflavored) (Pack of 2)

    Silkrute4.1(258)
    $70.24
  • GNC Pro Performance L-Glutamine 5000 mg - 50 Servings - 0.55lbs, 250 gm (Unflavored) (Pack of 3)

    Silkrute4.1(258)
    $104.07
  • Optimum Nutrition Glutamine Powder

    Target4.5(1100)
    $24.99
  • Nutricost L-Glutamine

    iHerb4.6(831)
    $29.95

Where to Buy Locally

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Research & Studies

  • 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 … Fourteen healthy males volunteered to participate in the present study (Table 1). There were no participant withdrawals during data collection. A general medical …

    202013 citations
  • L-glutamine supplementation enhances strength and power of knee muscles and improves glycemia control and plasma redox balance in exercising elderly …

    GR Amirato, JO Borges, DL Marques, JMB Santos… - Nutrients, 2021 - mdpi.com

    … , coordinator of this Primary Health Care Program at … and medical authorization to perform the regular program of physical exercises; and with complete registration in the Primary Health …

    202141 citations
  • l-Glutamine supplementation enhances glutathione peroxidase and paraoxonase-1 activities in HDL of exercising older individuals

    RS Pires, PGS Braga, JMB Santos, JB Amaral… - Experimental …, 2021 - Elsevier

    … Therefore, the objective of this study was to investigate the effects of Gln supplementation on the redox balance and on the total HDL antioxidant capacity by evaluation of the activity of …

    202116 citations
  • Tolerability of glutamine supplementation in older adults: a double-blind placebo-controlled randomized clinical trial

    TCM de Nóbrega, M Silva, EM Rampani… - … Journal of Medical …, 2024 - SciELO Brasil

    … Similar to our approach, they utilized L-glutamine dissolved in water immediately before ingestion. Nonetheless, they did not use maltodextrin, but calcium caseinate milk protein …

    20246 citations

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2019-02-25. DSLD Label ID: 183524. 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.