L-Lysine 500none

Amino Acids & Protein

Brand: GNC

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

Net Contents

250 Vegetarian Tablet(s)

Serving Size

1–3 Tablet(s)

Servings Per Container

Not specified

Supplement Form

Tablet or Pill

Bar Code (UPC/SKU)

0 48107 01504 6

Product Version

CODE 010731 LKG

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.

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
  • 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: 1–3 Tablet(s) · 3 per day

IngredientAmount Per Serving
L-Lysine(L-Lysine Monohydrochloride)500 mg

Not Present

Other Ingredients

Cellulose

Target Groups

Adult (18 - 50 Years)

Label Claims

All OtherStructure/Function

Directions & Suggested Use

Suggested/Recommended/Usage/Directions

Directions: As a dietary supplement, take one to three tablets three daily, an hour before meals or on an empty stomach.

Warnings & Precautions

Precautions re: Children

KEEP OUT OF REACH OF CHILDREN.

Storage

Storage

Store in a cool, dry place.

Formulation

Formula re: Kosher

Ko

Formulation re: Does NOT Contain

No Sugar, No Starch, No Artificial Colors, No Artificial Flavors, No Preservatives, Sodium Free, No Wheat, No Gluten, No Corn, No Soy, No Dairy, Yeast Free.

FDA Statements

FDA Disclaimer Statement

This statement has 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

General Statements: All Other Content

500 mg

General Statements: All Other Content

ACTUAL SIZE

General: Product/Version Code

CODE 010731 LKG

General Statements: All Other Content

essential for maintenance of nitrogen balance

General Statements: All Other Content

For more information:

General Statements: All Other Content

Lot No./Best By:

General Statements: All Other Content

Place UPC Here

General Statements: All Other Content

Potency verified by GNC procedure #5054. Conforms to USP <2091> for weight. Meets USP <2040> disintegration.

General Statements: All Other Content

SHOP NOW

Manufacturer & Distributor

Distributor

General Nutrition Corporation

Pittsburgh, PA, 15222

1-888-462-2548

Market Reference

$6.67 – $65.70· 40 listings
  • GNC L-Lysine 1000mg Tablets

    GNC4.4(44)
    $19.99
  • Advanced Nutrition L-Lysine 60 Capsules

    GNC4.7(25)
    $12.99
  • Nutricost L-Lysine

    Target4.5(385)
    $21.95
  • L-Lysine 500 mg NOW

    NOW4.8(7300)
    $11.99
  • Spring Valley L-Lysine 500 mg 250 Count

    Walmart4.6(276)
    $6.88
  • Thorne Research L-Lysine 60 Capsules

    Target4.8(1500)
    $15.00
  • Country Life L Lysine mg

    Country Life Vitamins4.8(31)
    $14.69
  • L-Lysine 500 mg

    SFI Health5.0(2)
    $17.99

Where to Buy Locally

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Research & Studies

  • 10 ft-Hydroxy-fl-Methylbutyrate

    SL Nissen - Nutritional Ergogenic Aids, 2004 - books.google.com

    … In summary, administering rhGH alone to healthy exercising … 54 Due to inadequate data on the adverse effects of L-lysine … , since theDietary Supplement Health and Education Act of …

    2004
  • Lysine supplementation is not effective for the prevention or treatment of feline herpesvirus 1 infection in cats: a systematic review

    S Bol, EM Bunnik - BMC Veterinary Research, 2015 - Springer

    … medical treatment, it is recommended to have cats seen by a veterinarian when signs of active infection present. Supplementing … manufacturing lysine supplements (Lilly and GNC), and …

    201557 citations
  • Solid-state fermentation production of L-lysine by Corynebacterium glutamicum (ATCC 13032) using agricultural by-products as substrate

    EO Egbune, T Ezedom, OB Odeghe… - World Journal of …, 2024 - Springer

    … of elephant grass extract as a supplement. The results revealed … The findings hold potential for both health and industrial … PKC, SBC, GNC, and rice bran, as viable substrates for L-lysine …

    202416 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

    … Data not obtained in the survey was retrieved from medical records and communication with … Enteral supplements provided in our study strategically address lysinuria, prolinuria, and …

    202226 citations
  • Hepatopathy Syndrome

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

    … 7, 15–17 A recent study found that glucagon and GLP-1 plasma concentrations were lower in dogs with ACHE syndrome than healthy dogs. 18 However, in the context of …

    2025
  • Aminoaciduric canine hypoaminoacidemic hepatopathy syndrome

    JP Loftus - Veterinary Clinics: Small Animal Practice, 2025 - vetsmall.theclinics.com

    … were lower in dogs with ACHE syndrome than healthy dogs. … : l-lysine, 500 mg veg capsules or double strength 1000 mg tablets (NOW Foods, Bloomingdale, IL 60108) preferred, 500 to …

    20251 citations

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2011-10-26. DSLD Label ID: 1374. 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.