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L-Lysine 500 mg

NOW
4.8
★ ★ ★ ★ ★
(15335 ratings)
Lysine 500 mg
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Score94

A basic, cost-effective lysine tablet that supports collagen and hair density for daily wellness.

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

Score 94

A basic, cost-effective lysine tablet that supports collagen and hair density for daily wellness.

How scoring works

Also available as

1 option
250 servings Lysine 500 mg • 250 Tablet(s) • 250 servings $12.70 ($0.05 per serving)
$5.80($0.05 per serving)
iHerb
$ 6.11
Daily Vita
$ 5.80
Vitacost
$ 6.69
Amazon
$ 5.59
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Analysis

This supplement provides a 500mg dose of L-Lysine Hydrochloride in a tablet. It works well for daily maintenance if you want to support structural proteins like collagen.

The single-ingredient profile makes it easy to add to your routine without extra additives. It is often used to support hair follicles by aiding iron utilization.

Pros

  • Bioavailable hydrochloride form
  • Very low cost per serving
  • Small tablet size

Cons

  • Basic packaging
  • Requires consistent daily intake
  • Not a multi-nutrient formula

Warnings

  • Take with food to avoid stomach upset.
  • Keep in a cool, dry place.

Nutrient quality

89 Highest impact

The use of L-lysine hydrochloride provides a reliable and well-absorbed form of this essential amino acid. Providing a 500 mg dose appears well aligned with general maintenance needs for supporting structural tissues.

Ingredient transparency

97 Highest impact

Labeling clearly identifies the primary amino acid and its specific hydrochloride form. All active amounts are disclosed without the use of proprietary blends that mask ingredient weights.

Customer satisfaction

94 Highest impact

Consumer feedback is exceptionally strong with a high average rating and a substantial number of reviews. The consistency of positive experiences suggests reliable quality and performance for its intended use.

Value for money

98 Highest impact

An extremely low cost per serving makes this one of the most accessible lysine supplements available. The quality of the ingredient form justifies the price point for budget-conscious users.

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Goals

Hair Health
Impact
Highest effect
A- Goal FitB+ Strength of SupportC- CoverageA+ Formula Quality

L-lysine provides a foundational amino acid required for the production of collagen and the absorption of iron, both of which are critical for healthy hair. This structural building block assists in maintaining the integrity of the hair shaft and scalp tissues.

Providing a singular, pure amino acid allows for targeted support of protein metabolism relevant to hair follicles. This approach appears well aligned for individuals seeking to enhance hair density through improved mineral absorption and structural building blocks.

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Ingredients

IngredientAmount per serving
L-Lysine (L-Lysine Hydrochloride)
 500 mg
Gluten Free Adults 18–50 Vegan Dairy Free Vegetarian
Report overview
Lysine (L-Lysine Hydrochloride) · 500 mg OverallScore92
A- Active Ingredient Quality & BioavailabilityA Dose, Safety & Label TransparencyA+ Value
This supplement features a bioavailable salt form of lysine that is highly efficient for absorption. I recommend this product for its purity and cost-effectiveness in supporting collagen and immune health.
View ingredientView products
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Jarrow Formulas
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L-Lysine 500 mg

California Gold Nutrition
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L-Lysine Pharmaceutical Grade

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L-Lysine 1000 mg

Solgar
4.7
★★★★★
(9896 ratings)
Delivering a robust 1000 mg dose of lysine hydrochloride helps more effectively meet higher nutritional demands for keratin synthesis. The larger tablet format ensures a consistent supply of building blocks for long-term hair integrity.
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L-Lysine

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L-Lysine 600 mg

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Free-Form L-Lysine 500 mg

Swanson Premium Brand
4.8
★★★★★
(1724 ratings)
Providing 500 mg of lysine in a pure capsule format ensures efficient delivery of essential building blocks to the hair follicles. It offers a straightforward alternative with reliable purity for structural protein maintenance.
Other sellers (1)
95 Value

L-Lysine Powder 960 mg

Carlson
4.8
★★★★★
(2270 ratings)
Offering 960 mg of lysine hydrochloride in a pure powder form maximizes both value and biological utility per serving. It eliminates the need for extra excipients, making it a highly efficient choice for structural tissue repair.
Other sellers (3)
94 Value

L-Lysine 1000 mg

AN Amazing Nutrition Amazing Formulas
4.8
★★★★★
(328 ratings)
Supplying a high-potency 1000 mg dose in a bulk-volume format provides an economical and long-term solution for structural protein needs. The concentrated serving size is helpful for individuals focusing on hair density.
Other sellers (1)
94 Value

L-Lysine 500 mg

Jarrow Formulas
4.8
★★★★★
(4286 ratings)
Providing a reliable 500 mg dose in a clear capsule format ensures pure delivery of foundational amino acids. It serves as an excellent everyday supplement for maintaining the structural strength of hair and scalp tissues.
Other sellers (3)
93 Performance

L-Lysine 500 mg

California Gold Nutrition
4.8
★★★★★
(4438 ratings)
Incorporating branded AjiPure l-lysine ensures a premium, high-purity source of this essential amino acid for structural integrity. The clean, pharmaceutical-grade formulation is ideal for supporting hair and skin health.
Other sellers (1)
92 Performance

L-Lysine Pharmaceutical Grade

Swanson
4.8
★★★★★
(520 ratings)
Using pharmaceutical-grade lysine monohydrochloride ensures exceptional quality control and high biological utility. This high-purity form is specifically well-suited for enhancing collagen synthesis and follicle resilience.
Other sellers (1)
95 Performance

L-Lysine 1000 mg

Solgar
4.7
★★★★★
(9896 ratings)
Delivering a robust 1000 mg dose of lysine hydrochloride helps more effectively meet higher nutritional demands for keratin synthesis. The larger tablet format ensures a consistent supply of building blocks for long-term hair integrity.
Other sellers (3)
Report alternatives