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L-Arginine 500 mg

Swanson
4.7
★ ★ ★ ★ ★
(4118 ratings)
Arginine 500 mg
Product Image
Score94

A high-value, bulk supply of 500mg L-arginine capsules for long-term support of healthy blood flow.

How scoring works
Quantity:200 Capsule(s) • (200 servings)
Goals:

Score 94

A high-value, bulk supply of 500mg L-arginine capsules for long-term support of healthy blood flow.

How scoring works

Also available as

1 option
850.00mg • 90 Capsule(s) servings Arginine 850 mg • 90 Capsule(s) • 90 servings $8.49 ($0.09 per serving)
$11.39($0.05 per serving)
iHerb
$ 14.29
Amazon
$ 26.33
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Analysis

Providing a six-month supply for many users, this bulk bottle of 500mg L-arginine capsules is built for consistency. It supports the production of nitric oxide, which is vital for maintaining flexible and healthy blood vessels. The simple formula is easy to integrate into a long-term heart health routine.

The large quantity reduces the need for frequent reordering. It is a sensible choice for anyone who has already decided that arginine is a permanent part of their supplement regimen.

Pros

  • Bulk 200-count bottle
  • Very low cost per serving
  • Single-ingredient simplicity
  • Reliable long-term supply

Cons

  • Large bottle takes up space
  • Standard 500mg dose
  • Contains gelatin

Warnings

  • Not for use by individuals under 18
  • Consult a doctor if you are on heart medication
  • Keep the lid tightly closed

Nutrient quality

87 Highest impact

Utilization of free-form L-arginine facilitates efficient absorption for support of nitric oxide synthesis. A moderate 500mg dose provides a safe and reliable maintenance level for daily vascular support.

Ingredient transparency

97 Highest impact

Labeling clearly identifies the amount of active L-arginine provided in each serving. Serving size and intake directions are transparent, allowing for simple integration into a daily routine.

Customer satisfaction

94 Highest impact

Very strong average rating of 4.69 across over 4,100 reviews validates massive consumer confidence. Consistent positive feedback suggests high reliability for supporting heart health and blood flow.

Value for money

98 Highest impact

Cost per serving of 0.05 provides extraordinary value for long-term arginine support. High quantity of 200 servings makes this one of the most economical choices in the category.

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Ingredients

IngredientAmount per serving
L-Arginine
500 mg
Adults 18–50
Report overview
Arginine · 500 mg OverallScore67
C+ Active Ingredient Quality & BioavailabilityD+ Dose, Safety & Label TransparencyA+ Value
This high-count bottle of arginine provides long-term foundational support for circulatory health. It is perfect for those who want a simple, no-fuss supplement for daily vascular maintenance.
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