L-Lysine 500®

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– per day

Not Present

• 

  Spring Valley L-Lysine 500 mg 250 Count

  Walmart4.6(276)

  $6.88Lowest
• 

  Walgreens 500 mg L-Lysine Tablets

  Walgreens.com5.0(1)

  $11.99
• 

  Nutricost L-Lysine

  Target4.5(385)

  $21.95
• 

  L-lysine 500 50 Tablets

  EarthTurns.com

  $9.35
• 

  NOW L-Lysine

  Covenant Health Products4.8(7300)

  $11.99
• 

  DaVinci Laboratories L-Lysine Capsules

  DaVinci Labs4.3(3)

  $19.40
• 

  Quantum Health L-Lysine 500 mg 100 Tablets

  Vitacost.com5.0(2)

  $11.99
• 

  L-Lysine 500 mg

  SFI Health5.0(2)

  $17.99

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.

• GNC

  3.5 (48)

  Vitamin & supplements store

  1000 E 41st St Spc 20, Austin, TX 78751

  Directions(512) 467-1935

• Wild Organics

  5.0 (3)

  Vitamin & supplements store

  4107 Medical Pkwy #202, Austin, TX 78756

  Directions(512) 814-8955

• Rock's Discount Vitamins - Austin

  4.7 (170)

  Vitamin & supplements store

  4404 W William Cannon Dr, Austin, TX 78749

  Directions(512) 432-5376

• The Vitamin Shoppe

  4.3 (120)

  Vitamin & supplements store

  5400 Brodie Ln #1100, Austin, TX 78745

  Directions(512) 891-0748

• Peoples Rx, Austin's Wellness Headquarters

  4.6 (229)

  Vitamin & supplements store

  4018 N Lamar Blvd, Austin, TX 78756

  Directions(512) 459-9090

• CVS

  3.1 (124)

  Vitamin & supplements store

  2213 Airport Blvd, Austin, TX 78722

  Directions(512) 993-3994

• GNC

  3.8 (50)

  Vitamin & supplements store

  4410 E Riverside Dr #230, Austin, TX 78741

  Directions(512) 385-3816

• The Vitamin Shoppe

  4.3 (123)

  Vitamin & supplements store

  3151 S I-35 Frontage Rd #650, Round Rock, TX 78664

  Directions(512) 310-5718

• 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 … therapeutic uses for LMH supplements are suggested by recent … of lysine supplements and their use without medical supervision…

  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–arginine antagonism are listed … and the potential usefulness of L-lysine supplements for both preventive and therapeutic …

  202517 citations

• Comprehensive safety assessment of ʟ-lysine supplementation from clinical studies: a systematic review

  K Hayamizu, I Oshima, M Nakano - The Journal of Nutrition, 2020 - Elsevier

  Background: Despite the widespread use of ʟ-lysine in dietary supplements, the safety information pertinent to excessive ʟ-lysine ingestion is limited and, to the best of our knowledge, …

  202028 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

• Medicinal Uses of L-Lysine: Past and Future

  M Ramesh - researchgate.net

  … The benefits of using L-Lysine as a diet supplement in relation … L-Lysine plays a role in maintaining healthy bones because it … According to the University of Maryland Medical Centre (…

• L-Lysine: an essential amino acid worth understanding

  TC FREE, BMRC FREE - sighedeffects.com

  … in humans: 400 mg of L-lysine taken alongside an oral calcium … calcium excretion in both healthy and osteoporotic women. … L-lysine hydrochloride is the standard supplement form, …

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2022-02-23. DSLD Label ID: 266560. 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.