L-Arginine L-Ornithine 2500®

Amino Acids & Protein

Brand: GNC Pro Performance

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

Net Contents

60 Tablet(s)

Serving Size

4 Tablet(s)

Servings Per Container

15

Supplement Form

Tablet or Pill

Bar Code (UPC/SKU)

0 48107 03972 1

Product Version

CODE 760611 HNG

Label Analysis

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

2Active Ingredients

2 distinct active ingredients are disclosed in Supplement Facts.

100%Amount Transparency

Every active ingredient discloses a specific amount per serving.

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

Supplement Facts

Serving Size: 4 Tablet(s) · 1 per day

IngredientAmount Per Serving
L-Arginine1500 mg
L-Ornithine(L-Ornithine Monohydrochloride)1000 mg

Not Present

Other Ingredients

CelluloseDicalcium Phosphate

Target Groups

Adult (18 - 50 Years)

Label Claims

All OtherStructure/Function

Directions & Suggested Use

Suggested/Recommended/Usage/Directions

DIRECTIONS: As a dietary supplement, take four tablets daily.

Warnings & Precautions

Precautions re: Pregnant or Nursing or Prescription Medications

WARNING: Consult your physician prior to using this product if you are pregnant, nursing, taking medication, or have a medical condition.

Precautions re: Children

KEEP OUT OF REACH OF CHILDREN.

Storage

Storage

Store in a cool, dry place.

Formulation

Formula re: Contains

1500mg of L-Arginine & 1000mg of L-Ornithine

FDA Statements

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.

FDA Statement of Identity

DIETARY SUPPLEMENT

Other Label Statements

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

Pro Performance(R) L-Arginine and L-Ornithine combines two amino acids that are popular among bodybuilders, weightlifters and serous athletes.

General Statements: All Other Content

L-Arginine supports blood vessel tone and boosts nitric oxide.

General Statements: All Other Content

Conforms to USP <2091> for weight. Meets USP <2040> disintegration.

General Statements: All Other Content

Daily

General Statements: All Other Content

Fuels Muscles & N.O. Production

General Statements: All Other Content

Helps Support Blood Vessel Tone

General: Product/Version Code

CODE 760611 HNG

Manufacturer & Distributor

Other

1-888-462-2548

Distributor

General Nutrition Corporation

Pittsburgh, PA, 15222

Other

Market Reference

$17.99 – $89.99· 10 listings
  • GNC L-Arginine & L-Citrulline 500 Mg

    GNC4.5(72)
    $39.99
  • GNC L-Arginine

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    $35.99
  • GNC Pro Performance Citrulline Complex 60 Tablets

    GNC4.3(14)
    $26.99
  • GNC Pro Performance Amino

    Walmart - Pattern4.4(80)
    $39.99
  • Gnc L-arginine & L-citrulline 500mg/500mg, 120 Caplets, 2 Pack

    eBay - jewholesaleoutlet14.5(72)
    $28.79
  • 2-gnc Pro Performance Citrulline Complex 1700mg 60 Tablets Ea 120

    eBay - cscs93394.3(14)
    $47.24
  • Snap Supplements Nitric Oxide Booster + L Arginine Capsules Bundle 90 + 60 Vegetarian Capsules

    GoSupps.com4.6(1300)
    $89.99
  • GNC Pre-Workout Pro Performance

    Organic Wellnesses3.7(679)
    $43.69

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Research & Studies

  • … of consuming amino acids L-arginine, L-Citrulline (and their combination) as a beverage or powder, on athletic and physical performance: a systematic review

    S Nyawose, R Naidoo, N Naumovski, AJ McKune - Beverages, 2022 - mdpi.com

    … Tainted supplements with false claims may adversely impact health, performance, and … on arginase, which metabolises L-Arg to urea and L-ornithine [31]. According to Khalaf et al. (2019…

    202237 citations
  • Most used combined multisupplements containing l–arginine

    D Obreshkova, D Tsvetkova, K Ivanov - amb, 2012 - researchgate.net

    … , synthesis of creatine, citrulline, L–ornithine, L–glutamate, … combined supplements, containing L–Arginine; 2) to analyse … in medical sourses for multisupplements with L–Arginine …

    20123 citations
  • Treatment and outcomes of dogs with hepatocutaneous syndrome or hepatocutaneous-associated hepatopathy

    JP Loftus, AJ Miller, SA Center… - Journal of Veterinary …, 2022 - academic.oup.com

    … survey was retrieved from medical records and … supplements administered to cases ranged from 0 to 7 (median, 3). The brand, source, and bioavailability of miscellaneous supplements …

    202226 citations
  • Hepatopathy Syndrome

    A Canine - Hepatology, An Issue of Veterinary Clinics of North …, 2025 - books.google.com

    … , proline, and threonine were significantly lower in dogs with ACHE Syndrome than in their healthy … Adjunctive nutritional support through dietary supplements has been used for years in …

    2025
  • Response of Rumen Protected Methionine and Lysine Supplementation on Lactation and Reproductive Performance in Periparturient Dairy Cows

    AS Ashokrao - 2012 - krishikosh.egranth.ac.in

    … the effect of supplementing rumen protected methionine (RPM… the hydrolysis of Larginine to produce L-ornithine and urea in … health status all have an effect on reproductive performance …

    2012

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2015-04-24. DSLD Label ID: 44591. 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.