Brand: GNC Pro Performance

CapsuleOff Market
Click to view full label

Net Contents

180 Capsule(s)

Serving Size

2 Capsule(s)

Servings Per Container

Not specified

Supplement Form

Capsule

Bar Code (UPC/SKU)

0 48107 06823 3

Product Version

Not specified

Suggested Use

DIRECTIONS: As a dietar supplement; take 2-4 capsules daily; preferably 2 capsules before exercise and 2 capsules after exercise.

Market Reference

$11.25 – $104.07· 40 listings
  • GNC Pro Performance L-Glutamine

    GNC4.1(257)
    $24.99
  • GNC Pro Performance® L-Glutamine

    Walmart - Pattern4.6(41)
    $19.99
  • Lot Of 3 Gnc Pro Performance L-glutamine 5000mg 45 Servings Each

    eBay - sanava104.1(257)
    $44.99
  • Gnc Pro Performance L-Glutamine

    Walmart - Pattern4.1(257)
    $44.99
  • GNC Pro Performance L-Glutamine 5000 mg | 400 gm | 80 Servings | Key Amino Acid For Faster Recovery | Boosts Immunity | Supports Intestinal Function |

    Silkrute4.1(257)
    $37.74
  • Gnc Pro Performance L-glutamine 5000 Mg - 181servings - 2lb Exp 3/26

    eBay4.1(257)
    $24.99
  • GNC Pro Performance L-Glutamine 5000 mg - 50 Servings - 0.55lbs, 250 gm (Unflavored) (Pack of 2)

    Silkrute4.1(257)
    $70.24
  • GNC PRO Performance L-Glutamine 5000 mg Unflavored Powder,- 250 gm

    eBay - bestngems4.1(257)
    $34.75

Where to Buy Locally

Enter your city or ZIP code to find supplement & health stores in your area that may carry this product.

Showing representative supplement & health retailers — search above for stores in your area.

Research & Studies

  • The influence of oral L-glutamine supplementation on muscle strength recovery and soreness following unilateral knee extension eccentric exercise

    Z Legault, N Bagnall… - … journal of sport …, 2015 - journals.humankinetics.com

    … in this study, which was approved by the Health Sciences Research Ethics Board at Dalhousie … -1·day-1 of L-Glutamine (Micronized L-Glutamine: GNC Pro Performance®, Mississauga, …

    2015109 citations
  • The Influence of Oral L-Glutamine Supplementation on Muscle Strength Recovery and Soreness Following...

    D Kimmerly - summaremeis.com

    … -1·day-1 of L-Glutamine (Micronized L-Glutamine: GNC Pro Performance®, Mississauga, … has the same beneficial effect on skeletal muscle protein synthesis in healthy humans is not …

  • GLUTAMINE SUPPLEMENTATION AND RENAL HEALTH

    T Juiced, D Ahmad, M Bansal, E Dillon, S Dorsey… - api.drum.lib.umd.edu

    … degradation and high performance liquid chromatography showed that three popular protein supplements contained more glutamine than stated by the manufacturers. …

  • TREATMENT OF CHEMOTHERAPY-INDUCED ORAL MUCOSITIS USING LOW INTENSITY LASER AND L-GLUTAMINE: AN EXPERIMENTAL STUDY

    H HH, ELW HM, HM Hagag, EKH Mohammad - researchgate.net

    … Delays in drug administration and increased medical costs are also considered, additionally, it may … L-glutamine application GLN powder (GNC Pro Performance® USA) was mixed with …

  • Glutamine Supplementation and Exercise: A Narrative Review of Biochemical Mechanisms and Timing Strategies

    B Djordjevic, V Stojiljkovic, A Velickov, J Kocic… - Medicina, 2026 - mdpi.com

    … -l-glutamine dipeptide on central and muscle fatigue markers, showing beneficial effects on muscular damage but no effect on performance … in the literature involved healthy, exercising …

    2026
  • 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

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2011-12-23. DSLD Label ID: 2712. 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.