L-Lysine 500 mg®

Amino Acids & Protein

Brand: NOW

CapsuleAmino acid/ProteinOff Market
Click to view full label

Net Contents

250 Capsule(s)

Serving Size

1 Capsule(s)

Servings Per Container

Not specified

Supplement Form

Capsule

Bar Code (UPC/SKU)

7 33739 00112 2

Product Version

CODE 0112 V4

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.

2Dietary Attributes

Label states: Non-GMO, Gluten-Free.

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: 1 Capsule(s) · 1–3 per day

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

Not Present

Other Ingredients

GelatinStearic AcidCelluloseRice FlourMagnesium Stearate

Target Groups

Adult (18 - 50 Years)Gluten FreeDairy Free

Label Claims

All OtherStructure/Function

Directions & Suggested Use

Suggested/Recommended/Usage/Directions

Suggested Usage: Take 1 tablet 1 to 3 times daily.

Warnings & Precautions

Precautions re: All Other

Caution: For adults only.

Precautions re: Pregnant or Nursing or Prescription Medications

Consult physician if pregnant/nursing, taking medication, or have a medical condition.

Precautions re: Children

Keep out of reach of children.

Precautions re: All Other

Do Not Eat Freshness Packet. Keep in Bottle.

Precautions re: Allergies

Not manufactured with wheat, gluten, soy, milk, egg, fish, shellfish or tree nut ingredients. Produced in a GMP facility that processes other ingredients containing these allergens.

Storage

Storage

Store in a cool, dry place after opening.

Formulation

Formulation re: Does NOT Contain

Not manufactured with wheat, gluten, soy, milk, egg, fish, shellfish or tree nut ingredients.

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

A Dietary Supplement

Other Label Statements

General Statements: All Other Content

L-Lysine is an essential amino acid that must be obtained through the diet or through supplementation.* Lysine is necessary for the production of all proteins in the body, and is required for the maintenance of the structural proteins collagen and elastin, which form all connective tissue such as skin, tendon, and bone.* L-Lysine is also a precursor to L-carnitine, which is needed for fat metabolism and energy production.* In addition, L-Lysine may help to support a healthy immune system and proper cardiovascular function.*

General: Product/Version Code

CODE 0112 V4

General Statements: All Other Content

CAPSULE SIZE

General Statements: All Other Content

Essential Amino Acid ~ Supports Collagen Synthesis* ~ Healthy Immune Function*

Seals/Symbols

Non-GMO

General Statements: All Other Content

Amino Acids Family owned since 1968.

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

NOW L-Lysine is a Pharmaceutical Grade essential amino acid.

General Statements: All Other Content

Natural color variation may occur in this product.

General Statements: All Other Content

Please Recycle.

Seals/Symbols

GMP QUALITY ASSURED

Manufacturer & Distributor

Manufacturer

NOW Foods

395 S. Glen Ellyn Rd., Bloomingdale, IL, 60108, USA

Market Reference

$3.80 – $104.99· 40 listings
  • L-Lysine 500 mg NOW

    Hebron Nutrition4.8(7300)
    $13.78
  • NOW L-Lysine

    Fuelsupplements.com4.8(7300)
    $22.50
  • NOW L-Lysine 500 mg 250 Kapseln

    personalpower
    $8.99
  • Now Foods L-Lysine 500mg 100 Vegan Capsules

    GoSupps.com4.8(7300)
    $44.99
  • Now Lysine - 500 Mg

    townandcountrymarkets.com4.8(7300)
    $20.49
  • Now Foods L-Lysine Powder

    iHerb4.9(1900)
    $15.92
  • Now Foods Double Strength L-Lysine 500mg 250 Vegan Tablets

    GoSupps.com5.0(1)
    $59.99
  • (2 pack) NOW Supplements, L-Lysine (L-Lysine Hydrochloride) Powder, Supports Collagen Synthesis*, Amino Acid, 1-Pound, White

    Walmart - Fruitful Yield5.0(12)
    $33.18

Where to Buy Locally

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  • Popeye's Suppléments Montréal

    4.8 (909)

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    1243A Blvd Robert-Bourassa, Montréal, QC H3B 3A8, Canada

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  • Nutrizone | Best Supplements Store Montreal

    4.9 (64)

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  • Vikings Nutrition

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    5712 Rue Jean-Talon E, Montréal, QC H1S 1M2, Canada

  • Fitness City Supplements

    4.9 (116)

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    2101 Trans Canada Route, Dorval, Quebec H9P 1J1, Canada

Research & Studies

  • The metabolic roles, pharmacology, and toxicology of lysine.

    NW Flodin - Journal of the American College of Nutrition, 1997 - Taylor & Francis

    … L-Lysine was introduced in the United States on a small … lysine supplements and their use without medical supervision… Many physicians are now placing PD patients on high…

    1997198 citations
  • Safety assessment of L-lysine oral intake: a systematic review

    K Hayamizu, I Oshima, Z Fukuda, Y Kuramochi… - Amino …, 2019 - search.proquest.com

    … in dietary supplements (Flodin 1997). In light of the wide use of l-lysine supplements and fortified … We evaluated specifically focusing on the safety of lysine supplements used by healthy …

    201931 citations
  • Lysine requirement through the human life cycle

    D Tomé, C Bos - The Journal of nutrition, 2007 - Elsevier

    … L-Lysine is a basic amino acid characterized by the presence of … L-Lysine hydrochloride is used for cereal fortification for … higher than that of healthy subjects and reaches 44 mg·kg −1 ·d …

    2007236 citations
  • Lysine for the Prevention and Treatment of Cutaneous Herpes Simplex Infections

    P Szapary, M Cirigliano - Clinician, 1999 - clinician.com

    … HSV is now the most common cause of genital ulceration in … L-lysine was first introduced in the United States in 1955 as … LMH is readily available at pharmacies and health food stores …

    19991 citations
  • Evaluation of the pharmaceutical quality of two nutraceutical lysine products in South Africa

    JT Chanyandura, NZ Nyazema - African Journal of Pharmacy …, 2022 - academicjournals.org

    … The range of dietary supplements now available on the South … of L-lysine indicated that there was 500 mg of L-lysine which … that supports good health and that it may assist to reduce the …

    2022
  • The effects of a comparatively higher dose of 1000 mg/kg/d of oral L-or D-arginine on the L-arginine metabolic pathways in male Sprague-Dawley rats

    D Kim, S Martin, K Desai - PLoS One, 2023 - journals.plos.org

    … Oral L-Arg supplements have been in use by both healthy … Since CAT-1 also transports L-lysine, we measured L-lysine … these results remains in question for now. In our previous study [2…

    20237 citations

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2015-11-24. DSLD Label ID: 53328. 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.