L-Lysine 500 mgnone

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 12236 2

Product Version

CODE 010732 ARG

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.

3Dietary Attributes

Label states: Vegetarian, Gluten-Free, Kosher.

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

VegetarianAdult (18 - 50 Years)KosherGluten FreeDairy FreeSugar Free

Label Claims

All OtherStructure/Function

Directions & Suggested Use

Suggested/Recommended/Usage/Directions

Directions: As a dietary supplement, take one to three tablets three times per day, an hour before meals or on an empty stomach. For maximum support, take as directed every day.

Warnings & Precautions

Precautions re: Children

Keep out of reach of children.

Storage

Storage

Store in a cool, dry place.

Formulation

Formulation re: Does NOT Contain

No sugar, no artificial colors, no artificial flavors, no preservatives, sodium free, no wheat, gluten free, no corn, no soy, no dairy, yeast free.

Formula re: Kosher

Ko

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

General Statements: All Other Content

Acutal size

General Statements: All Other Content

Supports repair & maintenance of tissue Involved in collagen formation

General: Product/Version Code

CODE 010732 ARG

General Statements: All Other Content

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

Seals/Symbols

Ko

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
  • L-Lysine 500 mg NOW

    NOW4.8(7300)
    $11.99
  • Nutricost L-Lysine

    Target4.5(385)
    $21.95
  • Natural Factors L-Lysine 500mg 90 Veggie Caps

    vitamin360.com4.8(261)
    $6.67Lowest
  • Thorne Research L-Lysine 60 Capsules

    The Healthy Place4.8(1500)
    $15.00
  • Country Life L Lysine mg

    Country Life Vitamins4.8(31)
    $14.69
  • Nature's Truth L Lysine 500mg Caplets

    Thrifty White Health Essentials4.8(67)
    $8.71

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

  • Buffer Therapy for Cancer.

    MD Ribeiro, AS Silva, KM Bailey, NB Kumar… - Journal of nutrition & …, 2012 - europepmc.org

    … in the improvement of the health of individuals at pre… GNC), 50g/150mL whey protein, 1g/150mL for lysine monohydrochloride, 2.58g/150mL for Tums, and 4g/50mL for peptone. L-lysine …

    201249 citations
  • Buffer therapy for cancer

    CR Maria de Lourdes, AS Silva… - Journal of nutrition …, 2012 - pmc.ncbi.nlm.nih.gov

    … in the improvement of the health of individuals at pre… GNC), 50g/150mL whey protein, 1g/150mL for lysine monohydrochloride, 2.58g/150mL for Tums, and 4g/50mL for peptone. L-lysine …

    20125 citations
  • 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

    … While cats can recover from active infections without medical … group receiving 1000 mg lysine per day (500 mg twice a day) … company manufacturing lysine supplements (Lilly and GNC), …

    201557 citations
  • L-lysine dietary supplementation for childhood and adolescent growth: Promises and precautions

    R Gunarathne, X Guan, T Feng, Y Zhao, J Lu - Journal of Advanced …, 2025 - Elsevier

    … L-lysine (lysine) is an essential amino acid that plays a vital role in human nutrition. It serves … For decades, lysine supplements have been extensively used to promote the growth and …

    202555 citations
  • Complementary dietary treatment using lysine-free, arginine-fortified amino acid supplements in glutaric aciduria type I—a decade of experience

    S Kölker, SPN Boy, J Heringer, E Müller… - Molecular genetics and …, 2012 - Elsevier

    … (carnitine supplementation). It has … supplements (AAS) are commercially available and used in Germany for more than a decade, we evaluated the effect of arginine supplementation in …

    201272 citations
  • Aminoaciduric canine hypoaminoacidemic hepatopathy syndrome

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

    … GLP-1 plasma concentrations were lower in dogs with ACHE syndrome than healthy dogs. … in dogs with ACHE Syndrome than in their healthy counterparts. Using receiver-operator …

    20251 citations

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2017-06-23. DSLD Label ID: 74415. 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.