L-Lysine®

Objective insights generated automatically from the official DSLD label — a quick, factual read of how this product is formulated and disclosed.

This analysis is generated algorithmically from label data for educational reference only. It is not a product endorsement, ranking, or medical advice.

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.

Serving Size: 1 Tablet(s) · 1–2 per day

Not Present

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  NOW L-Lysine mg

  Walmart4.8(15000)

  $18.39
• 

  Now Foods Double Strength L Lysine 500mg 250 Vegan Tablets

  NOW4.8(15000)

  $16.99
• 

  (2 pack) NOW Supplements, L-Lysine (L-Lysine Hydrochloride) 1,000 mg, Double Strength, Amino Acid, 100 Tablets

  Walmart4.8(15000)

  $13.49
• 

  Now L-Lysine 500 mg 360 Capsules (Pack of 2)

  Walmart - Green Valley Health Market LLC2.0(1)

  $24.99
• 

  Now Foods L-Lysine Powder

  Target4.9(2000)

  $19.99
• 

  NOW L-Lysine 1000mg Tablets

  Vitamart.ca4.8(59)

  $12.05
• 

  (2 pack) NOW Supplements, L-Lysine (L-Lysine Hydrochloride) Powder, Supports Collagen Synthesis*, Amino Acid, 1-Pound, White

  Walmart - Fruitful Yield4.9(2000)

  $33.18
• 

  NOW Foods L-Lysine Powder

  NOW4.9(2000)

  $25.99

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.

• City Sport

  4.8 (332)

  Vitamin & Supplements Shop

  C/ de Hortaleza, 41, Centro, 28004 Madrid, Spain

  Directions+34 915 21 62 86

• NUTRIDEON

  4.9 (1663)

  Vitamin & Supplements Shop

  Av. de Filipinas, 40, Chamberí, 28003 Madrid, Spain

  Directions+34 910 07 52 60

• Fitnesstore Nutrición Deportiva (cuatro caminos)

  4.7 (108)

  Vitamin & Supplements Shop

  C. de Bravo Murillo, 137, Tetuán, 28020 Madrid, Spain

  Directions+34 918 62 62 57

• HEALTHHOME NUTRITION

  4.9 (114)

  Sports Nutrition Shop

  C. de Gaztambide, 18, Chamberí, 28015 Madrid, Spain

  Directions+34 633 94 27 27

• USA FITNESS

  4.9 (73)

  Vitamin & Supplements Shop

  C. de Bravo Murillo, nº 300, Tetuán, 28020 Madrid, Spain

  Directions+34 910 34 71 75

• Old School Nutrition

  4.9 (78)

  Vitamin & Supplements Shop

  Calle de Núñez de Balboa, 98, Loc 2, Salamanca, 28006 Madrid, Spain

  Directions+34 910 17 81 71

• Old School Nutrition

  4.9 (75)

  Vitamin & Supplements Shop

  Av. Premios Nobel, 15, 28850 Oasiz, Madrid, Spain

  Directions+34 912 88 80 69

• USA FITNESS soria

  4.8 (17)

  Vitamin & Supplements Shop

  C. de Arturo Soria, 310, Cdad. Lineal, 28033 Madrid, Spain

  Directions

• 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 … roles of lysine supplements and their use without medical supervision, as … Many physicians are now placing PD patients on high…

  1997199 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 …

  202525 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 the present study, we evaluated the safety of l-lysine added … studies on oral ingestion of l-lysine. Ultimately, 71 studies … on the safety of lysine supplements used by healthy adults. …

  201931 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 …

  202556 citations

• Benefits of L-Lysine

  C Maghinay, M Smith - benefits, 2019 - thehcginstitute.com

  … health benefits of L-lysine … for L-lysine injections near you, The HCG Institute is the perfect telemedicine choice. We can help you reap the health benefits of L-lysine supplementation! …

  2019

• Exploring the Analgesic Potential of L-Lysine: Molecular Mechanisms, Preclinical Evidence, and Implications for Pharmaceutical Pain Therapy

  W Alibrahem, N Kharrat Helu, G Törős, C Oláh… - Pharmaceutics, 2025 - mdpi.com

  … populations, pain research has now shifted from the general … At present, digital health technologies, such as e-health and … of lysine supplementation and digital health technologies to …

  2025

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2011-12-23. DSLD Label ID: 2829. 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.