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L-Lysine 1000 mg

AN Amazing Nutrition Amazing Formulas
4.8
★ ★ ★ ★ ★
(344 ratings)
Lysine 1000 mg
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Score86
A clearly dosed lysine-only option that suits targeted amino-acid use. The 1000 mg amount is meaningful, while the formula offers little support beyond lysine.
How scoring works
Quantity:360 Tablet(s) • (360 servings)
Goals:
Hair Health
Immunity

Score 86

A clearly dosed lysine-only option that suits targeted amino-acid use. The 1000 mg amount is meaningful, while the formula offers little support beyond lysine.
How scoring works
$19.98($0.05 per serving)
iHerb
$ 19.98
Vitacost
$ 21.09
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Analysis

Lysine contributes to structural proteins and may be most useful for hair when protein intake or iron status is inadequate. The 1000 mg serving provides a substantial targeted amount in a stable, commonly used form.

One tablet supplies the listed serving, keeping daily use simple. The lysine form and amount are disclosed, but no higher purity grade, source, or independent verification is provided.

Its immune relevance is narrow, and it does not supply the vitamins, minerals, or other nutrients used for broader immune coverage. It fits targeted supplementation better than someone seeking a complete hair or general wellness formula.

Who is it for
  • Adults seeking a focused lysine supplement
  • People who prefer a premeasured tablet or capsule
  • Users addressing a possible dietary lysine shortfall
Best for
  • Targeted lysine intake
  • Nutritional support when protein or iron status may be inadequate
  • Narrow lysine-related immune use rather than broad daily immune support

Pros

  • Clearly identifies 1000 mg of lysine per serving
  • Uses l-lysine hydrochloride
  • One-unit serving is easy to follow
  • Supplies a large amount of lysine relative to the container size

Cons

  • Single-ingredient design limits broader nutrient coverage
  • No purity grade or sourcing details are supplied
  • No complementary hair or immune nutrients are included
  • Not designed for broad immune support

Warnings

  • The 1000 mg lysine serving may cause stomach discomfort in sensitive users, especially if taken without food.
  • People with significant kidney disease should discuss standalone amino-acid supplementation with their clinician before use.
  • Persistent or sudden hair shedding can have causes that a lysine-only supplement does not address.

Nutrient quality

93 Highest impact

L-lysine hydrochloride provides a stable and well-absorbed amino-acid form. The 1000 mg amount is meaningful for focused lysine supplementation.

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Ingredient transparency

82 Highest impact

The lysine form and amount are clearly stated without a proprietary blend. Missing excipient details and complete use directions leave the supplied label information incomplete.

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Customer satisfaction

66 High impact

The supplied aggregate satisfaction average is favorable, while the response volume determines how stable it appears. No comment-level evidence is available to assess repeated complaints or confirm intended-use experiences.

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Value for money

99 Highest impact

The focused dose and simple formula support favorable serving value. The supplied active formula is focused and shows no low-value padding.

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Goals

Hair Health
Impact
High effect
C Goal FitA Strength of SupportD CoverageA Formula Quality
Lysine · 1000 mg

L-lysine supplies an essential amino acid used in protein and keratin structure. The 1,000 mg amount is meaningful, though hair evidence is limited and strongest when low protein intake or iron status contributes to shedding.

The hydrochloride form and exact amount are clearly disclosed in a focused formula. No iron, vitamin C, zinc, or other complementary hair nutrient is included.

Study evidence
Lysine Supportive 1 study
Immunity
Impact
High effect
D+ Goal FitA Strength of SupportD CoverageA Formula Quality

L-lysine may be useful for people prone to recurring cold sores, where changing the lysine-to-arginine balance has a specific rationale. It is not a broad immune-support nutrient for most users.

The hydrochloride form is well established, and the single-tablet amount is meaningful and fully disclosed. The streamlined formula offers strong depth for its narrow use without pretending to cover multiple immune pathways.

Study evidence
Lysine Supportive 2 studies

Ingredients

IngredientAmount per serving
L-Lysine (L-Lysine Hydrochloride)
1000 mg
Gluten Free Adults 18–50 Dairy Free Sugar Free Vegetarian
Report overview
B- Active Ingredient Quality & BioavailabilityA+ Dose, Safety & Label TransparencyA+ Value

One tablet supplies the established hydrochloride form at a useful daily amount. The simple disclosed formula is convenient, although no higher-grade or fermentation-sourcing claim appears on the label. Cost efficiency is excellent because the container provides a large total amount of lysine.

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Sources

Published studies used for the product analysis and the top-ranked studies for each ingredient and goal.

  1. Lysine-fortified wheat flour improves the nutritional and immunological status of wheat-eating families in northern China.
    Zhao W; Zhai F; Zhang D; An Y; Liu Y; He Y; Ge K; Scrimshaw NS · Food and nutrition bulletin · 2004
    Clinical trial264 participantsImmunity forLysine
  2. Causes of hair loss and the developments in hair rejuvenation.
    Rushton DH; Norris MJ; Dover R; Busuttil N · International journal of cosmetic science · 2010
    Narrative reviewHair Health forLysine
  3. Success of L-lysine therapy in frequently recurrent herpes simplex infection. Treatment and prophylaxis
    R S Griffith, D E Walsh, K H Myrmel, R W Thompson, A Behforooz · Dermatologica · 1987
    Non-randomized trial52 participantsImmunity forLysine