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L-Lysine 500 mg

Natural Factors
4.8
★ ★ ★ ★ ★
(1825 ratings)
Lysine 1000 mg
Product Image
Score 85

Natural Factors offers a potent 1000 mg L-Lysine Hydrochloride dose in capsules, providing a well-regarded option for comprehensive support of hair, immunity, and bone health.

How scoring works
scaleQuantity:180 Capsule(s) • (90 servings)
track_changesGoals:
flag Hair Health
flag Immunity
flag Bone Health
flag Skin Health

leaderboard Score 85

Natural Factors offers a potent 1000 mg L-Lysine Hydrochloride dose in capsules, providing a well-regarded option for comprehensive support of hair, immunity, and bone health.

How scoring works
Also available as 1 option
90 servings Lysine 1000 mg • 90 Capsule(s) • 45 servings $8.39 ($0.18 per serving)
$14.67($0.16 per serving)
Amazon
$ 14.67
iHerb
$ 14.67
Vitacost
$ 14.67
flagReport prices
psychologyAnalysis

Natural Factors' L-Lysine provides a substantial 1000 mg dose of L-Lysine Hydrochloride per serving, delivered across two capsules, making it a higher potency option for daily amino acid intake. As an essential amino acid, L-Lysine is recognized for its fundamental role in synthesizing proteins, which can contribute to the health of hair, the robust functioning of the immune system, and the maintenance of strong bones.

The product comes in capsule form, often preferred for its ease of swallowing and digestion, and offers a generous 90 servings. This formulation provides a convenient way to achieve a higher L-Lysine intake, backed by a significant volume of positive customer feedback.

thumb_upPros
  • Higher 1000 mg dose per serving
  • Reputable and well-known brand
  • Very good customer satisfaction from review count
  • Capsule form for easy consumption
  • L-Lysine Hydrochloride is a common form
thumb_downCons
  • Requires two capsules per serving for the 1000mg dose
  • Price per serving is average, not exceptional value
  • No additional complementary nutrients
warningWarnings
  • Not recommended for individuals with lysine-arginine imbalance concerns without professional advice
  • Ensure to store in a cool, dark place to maintain stability
  • If you are on long-term medication, consult your doctor
scienceNutrient quality
85 Highest impact

The L-Lysine Hydrochloride form is standard and effective. The product focuses on delivering a substantial dose of the core amino acid without unnecessary additions.

visibilityIngredient transparency
85 Highest impact

The product clearly lists L-Lysine Hydrochloride and its 1000 mg quantity per serving, providing clear information, though noting it's across two capsules.

workspace_premiumValue for money
85 Highest impact

It provides a strong 1000 mg dose from a reputable brand with good customer feedback at an average price, offering solid value for those needing a higher potency L-Lysine.

thumb_upCustomer satisfaction
88 Highest impact

With over 1,800 reviews, this product demonstrates very good customer satisfaction, indicating its reliability and positive reception among a large user base.

storefrontBrand
85 Highest impact

Natural Factors is a well-established and trusted brand in the health supplement industry, known for its commitment to quality ingredients and diverse product range.

flagReport analysis
track_changesGoals
flagHair Health
Impact
Highest effect
A higher 1000 mg dose of L-Lysine can provide strong support for the protein building blocks essential for hair structure and health. This contributes robustly to hair vitality.
View goal →
flagImmunity
Impact
Highest effect
This potent dose of L-Lysine contributes effectively to the body's protein synthesis, supporting a robust immune system. It offers significant aid for immune function.
View goal →
flagBone Health
Impact
Highest effect
With 1000 mg of L-Lysine, this supplement is well-equipped to contribute to calcium absorption and the maintenance of bone density. It offers strong support for bone health.
View goal →
scienceIngredients
IngredientAmount per serving
L-Lysine
1000 mg
grain_off Gluten Free person Adults 18–50 eco Vegan free_breakfast Dairy Free Sugar Free eco Vegetarian
flagReport overview
Lysine 89
This Natural Factors product offers a strong 1000 mg dose of L-Lysine from a respected brand with high customer approval, making it a competitive choice for those seeking higher potency.
scienceView ingredientinventory_2View products
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AN Amazing Nutrition Amazing Formulas
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L-Lysine 1000 mg

AN Amazing Nutrition Amazing Formulas
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L-Lysine 1000 mg

Country Life
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L-Lysine 500 mg

NOW
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This L-Lysine product, though a 500 mg dose, has an outstanding satisfaction score, suggesting it's a very highly regarded option for general support of your goals.
Other sellers (1)
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California Gold Nutrition
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This L-Lysine option is highly rated for its purity and effectiveness, offering excellent support for hair, immunity, and bone health, with a higher overall satisfaction score.
Other sellers (1)
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L-Lysine Powder 960 mg

Carlson
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This powdered L-Lysine offers a nearly identical dose per serving (960 mg) and boasts an excellent satisfaction score, making it a compelling alternative, especially if you prefer a powder.
Other sellers (3)
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