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L-Lysine

Pure Encapsulations
4.8
★ ★ ★ ★ ★
(175 ratings)
Lysine 500 mg
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Score92

A clean, hypoallergenic lysine supplement for supporting hair density and collagen synthesis.

How scoring works
Quantity:90 Capsule(s) • (90 servings)
Goals:
Hair Health

Score 92

A clean, hypoallergenic lysine supplement for supporting hair density and collagen synthesis.

How scoring works
$15.50($0.17 per serving)
Pure Formulas
$ 15.50
Vitacost
$ 15.50
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Analysis

This product provides L-lysine hydrochloride in a form that is free from many common allergens and additives. It serves as a foundational building block for collagen and keratin, which are essential for maintaining the integrity of hair and skin.

The 500 mg dose is a standard clinical amount for supporting daily structural health and iron utilization. This is a top choice for sensitive patients who require a high-purity amino acid without extra ingredients or fillers.

Pros

  • Pure hypoallergenic capsules
  • No common fillers or allergens
  • Supports iron and keratin pathways
  • Reputable professional brand

Cons

  • Higher cost per capsule
  • Simple standalone profile
  • Limited to 90 servings

Warnings

  • Monitor for personal tolerance
  • Take on an empty stomach
  • Consult a professional for specific dosing

Nutrient quality

91 Highest impact

The use of a high-purity salt form ensures stable and reliable intestinal uptake. A 500 mg dosage provides meaningful daily support for structural tissue maintenance.

Ingredient transparency

99 Highest impact

Labeling follows exceptional transparency standards, clearly identifying the active nutrient and all supporting components. Total disclosure is maintained through the avoidance of proprietary blends and hidden ingredients.

Customer satisfaction

92 Highest impact

User ratings are strong, indicating high satisfaction with the product's purity and effectiveness. Feedback suggests that the hypoallergenic formulation is well-received by individuals with dietary sensitivities.

Value for money

84 Highest impact

The price per serving reflects the high manufacturing standards and hypoallergenic quality of the product. Each dose provides meaningful structural value, making it a reliable choice for sensitive individuals.

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Goals

Hair Health
Impact
High effect
B+ Goal FitB+ Strength of SupportD- CoverageA+ Formula Quality

L-Lysine hydrochloride is provided in a hypoallergenic capsule to assist with iron absorption and collagen formation. This amino acid is particularly useful for individuals experiencing telogen shedding related to suboptimal ferritin levels.

The clean, single-ingredient approach ensures high purity and avoids common allergens. It serves as a focused intervention to support the structural and nutritional aspects of hair health.

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Ingredients

IngredientAmount per serving
L-Lysine Hydrochloride
500 mg
Gluten Free Adults 18–50
Report overview
Lysine · 500 mg OverallScore84
B+ Active Ingredient Quality & BioavailabilityA+ Dose, Safety & Label TransparencyC Value
Pure Encapsulations L-Lysine offers a clean, 500 mg dose of this essential amino acid in a hypoallergenic capsule. It is a top choice for sensitive individuals looking for high-purity immune and collagen support.
View ingredientView products
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L-Lysine Powder 960 mg

Carlson
4.8
★★★★★
(2352 ratings)
Offering 960 mg of pure lysine hydrochloride in a powder format maximizes value and biological utility per serving. It avoids the use of binders, making it a highly efficient choice for supporting structural resilience.
Other sellers (4)
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L-Lysine 500 mg

Jarrow Formulas
4.8
★★★★★
(4286 ratings)
Providing a reliable 500 mg dose of lysine in a clear capsule format ensures pure daily delivery of structural proteins. This foundational supplement is practical for maintaining the structural integrity of follicles.
Other sellers (3)
94 Value

L-Lysine 500 mg

NOW
4.8
★★★★★
(4613 ratings)
Supplying 500 mg of lysine in a pure capsule format ensures consistent delivery of essential structural building blocks. This foundational supplement is an efficient and clean choice for daily follicle maintenance.
Other sellers (5)
92 Performance

Lysine 500 mg

Thorne
4.9
★★★★★
(6274 ratings)
Using premium-grade lysine monohydrochloride from Thorne ensures high standards of purity and rigorous quality control. This form is exceptional for supporting keratin structure and structural integrity in sensitive individuals.
Other sellers (3)
93 Performance

L-Lysine 500 mg

California Gold Nutrition
4.8
★★★★★
(4542 ratings)
Featuring branded AjiPure lysine guarantees pharmaceutical-grade quality and high purity for follicle health. This clean formulation is specifically aligned with premium standards for supporting hair density and collagen synthesis.
Other sellers (1)
92 Performance

L-Lysine Pharmaceutical Grade

Swanson
4.8
★★★★★
(951 ratings)
Incorporating pharmaceutical-grade monohydrochloride ensures superior purity and quality control for structural maintenance. This form provides highly reliable support for enhancing collagen synthesis and hair shaft health.
Other sellers (2)
Report alternatives