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Free-Form L-Lysine 500 mg

Swanson Premium Brand
4.8
★ ★ ★ ★ ★
(1724 ratings)
Lysine 500 mg
Product Image
Score92

A straightforward and clean capsule for daily lysine support and hair follicle health.

How scoring works
Quantity:100 Capsule(s) • (100 servings)
Goals:
Hair Health

Score 92

A straightforward and clean capsule for daily lysine support and hair follicle health.

How scoring works

Also available as

1 option
90 servings Lysine 500 mg • 90 Capsule(s) • 90 servings $8.99 ($0.09 per serving)
$7.79($0.07 per serving)
Amazon
$ 0.00
iHerb
$ 8.29
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Analysis

This product features 500mg of L-Lysine in a capsule format for better digestion. It supports the synthesis of collagen and helps the body use iron, which is key for healthy hair growth cycles.

The free-form amino acid is designed to be absorbed quickly by the body. This is a solid, no-frills choice for anyone looking to add lysine to their daily routine.

Pros

  • Quick-absorbing free-form lysine
  • Affordable for most budgets
  • Clean capsule delivery

Cons

  • Smaller bottle size compared to others
  • Lacks other hair-boosting minerals
  • Requires taking multiple if a higher dose is needed

Warnings

  • Best taken between meals for maximum absorption.
  • Not a substitute for a balanced protein intake.

Nutrient quality

88 Highest impact

The formulation uses a standard bioavailable salt form that ensures consistent uptake. A 500 mg dose provides meaningful support for daily maintenance of connective tissues.

Ingredient transparency

97 Highest impact

The label clearly states the active amount of lysine hydrochloride and all supporting capsule components. Dosing transparency is maintained without the use of hidden or proprietary blends.

Customer satisfaction

93 Highest impact

A high average rating and a solid review volume reflect strong consumer confidence in the product's quality. User feedback suggests that the supplement reliably performs as intended for structural and immune support.

Value for money

90 Highest impact

Pricing is reasonable for a clean, single-ingredient capsule from a established brand. Each dose provides meaningful structural value, making it a good investment for health maintenance.

Report analysis

Goals

Hair Health
Impact
Highest effect
A- Goal FitA- Strength of SupportD+ CoverageA+ Formula Quality

L-Lysine at 500 mg supports hair health by improving iron absorption and facilitating the cross-linking of collagen fibers. These processes are essential for maintaining the structural integrity of the hair shaft and reducing shedding.

As an essential amino acid, it plays a critical role in the growth cycle and the density of hair. This standalone supplement provides a focused and cost-effective method for addressing one of the common nutritional triggers for hair loss.

View goal →

Ingredients

IngredientAmount per serving
L-Lysine (L-Lysine Hydrochloride)
 500 mg
Adults 18–50
Report overview
Lysine (L-Lysine Hydrochloride) · 500 mg OverallScore85
B+ Active Ingredient Quality & BioavailabilityA Dose, Safety & Label TransparencyB+ Value
This supplement offers a standard, reliable dose of lysine in the preferred hydrochloride form. It is a solid, straightforward option for anyone looking for daily immune or collagen support at a reasonable price.
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L-Lysine Powder 960 mg

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(2270 ratings)
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Jarrow Formulas
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Other sellers (3)
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L-Lysine 500 mg

California Gold Nutrition
4.8
★★★★★
(4438 ratings)
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Other sellers (1)
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L-Lysine 1000 mg

Solgar
4.7
★★★★★
(9896 ratings)
Concentrating 1000 mg of lysine hydrochloride into a single serving helps better support individuals with higher structural protein needs. The robust dose provides consistent building blocks for maintaining healthy hair density.
Other sellers (3)
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L-Lysine Pharmaceutical Grade

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4.8
★★★★★
(520 ratings)
Incorporating pharmaceutical-grade monohydrochloride ensures high purity and exceptional quality control. This form is reliable for supporting collagen production and assisting in the management of structural tissue health.
Other sellers (1)
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