L-Arginine L-Ornithine 2500®
Amino Acids & ProteinBrand: GNC Pro Performance
Functions
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.
2 distinct active ingredients are disclosed in Supplement Facts.
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
| Ingredient | Amount Per Serving | |
|---|---|---|
| L-Arginine | 1500 mg | — |
| L-Ornithine(L-Ornithine Monohydrochloride) | 1000 mg | — |
Not Present
Other Ingredients
Target Groups
Label Claims
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
GNC L-Arginine & L-Citrulline 500 Mg
GNC4.5(72)$39.99GNC L-Arginine
GNC4.2(297)$35.99GNC Pro Performance Citrulline Complex 60 Tablets
GNC4.3(14)$26.99GNC Pro Performance Amino
Walmart - Pattern4.4(80)$39.99Gnc L-arginine & L-citrulline 500mg/500mg, 120 Caplets, 2 Pack
eBay - jewholesaleoutlet14.5(72)$28.792-gnc Pro Performance Citrulline Complex 1700mg 60 Tablets Ea 120
eBay - cscs93394.3(14)$47.24Snap Supplements Nitric Oxide Booster + L Arginine Capsules Bundle 90 + 60 Vegetarian Capsules
GoSupps.com4.6(1300)$89.99GNC Pre-Workout Pro Performance
Organic Wellnesses3.7(679)$43.69
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.
Nutrition Shop
5.0 (8)Vitamin & supplements store
513 Frisco Ave, Clinton, OK 73601
Supplement World
4.8 (246)Vitamin & supplements store
820 SW 89th St, Oklahoma City, OK 73139
GNC
4.1 (47)Vitamin & supplements store
2502 NW Cache Rd, Lawton, OK 73505
5 Star Nutrition Lawton Supplements & CBD
4.9 (326)Vitamin & supplements store
1764 NW 82nd St, Lawton, OK 73505
Muscle Supplements
4.9 (66)Vitamin & supplements store
11301 W Reno Ave Ste H, Yukon, OK 73099
Sooner Nutrition
4.3 (21)Vitamin & supplements store
428 W Choctaw Ave, Chickasha, OK 73018
GNC
5.0 (4)Vitamin & supplements store
1718 Macomb Rd Bldg 1718, Fort Sill, OK 73503
Elgin Nutrition
4.6 (5)Sports nutrition store
7796 US HW, US-277, Elgin, OK 73538
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 citationsMost 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 citationsTreatment 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 citationsHepatopathy 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 …
2025Response 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.
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