L-Lysine 500 mg

Amino Acids & Protein

Brand: NOW

CapsuleOn Market
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Net Contents

250 Veg Capsule(s)

Serving Size

1 Veg Capsule(s)

Servings Per Container

Not specified

Supplement Form

Capsule

Bar Code (UPC/SKU)

7 33739 00112 2

Product Version

Not specified

Suggested Use

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

Market Reference

$6.88 – $104.99· 40 listings
  • L-Lysine 500 mg NOW

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

    NOW4.8(7300)
    $9.99
  • NOW L-Lysine 500 mg 250 Kapseln

    personalpower
    $8.99
  • (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
  • 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
  • Nutricost L-Lysine

    Target4.5(385)
    $21.95

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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
  • Lysine: Sources, Metabolism, Physiological Importance, and Use as a Supplement

    M Holeček - International Journal of Molecular Sciences, 2025 - mdpi.com

    … Potential medical applications of the phenomenon of lysine–… Up to now, no studies have evaluated the effect of removing … and the potential usefulness of L-lysine supplements for both …

    202517 citations
  • Lysine Hydrochloride: Summary Report

    MV Yuen, SL Gianturco, LL Pavlech, KD Storm… - 2020 - archive.hshsl.umaryland.edu

    … review, ten (10) medical specialties that would potentially use … Effect of dietary supplementation with L-lysine in poorly … L-lysine as adjunctive treatment in patients with schizophrenia: …

    2020
  • 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
  • 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

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2021-02-25. DSLD Label ID: 244388. 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.