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L-Arginine 500 mg

California Gold Nutrition
4.7
★ ★ ★ ★ ★
(11294 ratings)
Arginine 500 mg
Product Image
Score82
One capsule provides a clearly stated 500 mg L-arginine amount at favorable cost efficiency. The amount is low for circulation or exercise support, and immediate-release delivery offers no prolonged effect.
How scoring works
Quantity:60 Capsule(s) • (60 servings)
Goals:

Score 82

One capsule provides a clearly stated 500 mg L-arginine amount at favorable cost efficiency. The amount is low for circulation or exercise support, and immediate-release delivery offers no prolonged effect.
How scoring works
$5.76($0.09 per serving)
iHerb
$ 5.76
Amazon
$ 0.00
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Analysis

One capsule provides a clearly stated 500 mg L-arginine amount at favorable cost efficiency. The label provides enough detail to understand the central formula and serving.

The amount is low for circulation or exercise support, and immediate-release delivery offers no prolonged effect. That trade-off materially affects potency, convenience, transparency, or value.

Best suited to budget-conscious users who want a simple, flexible lower-amount arginine capsule. Expectations should match the disclosed ingredients and the product's focused role.

Who is it for
  • budget-conscious users who want a simple, flexible lower-amount arginine capsule
  • People who prefer the disclosed format and serving style
  • Users whose priorities match the formula rather than broader nutrition
Best for
  • Proper L-arginine identity is stated
  • Low cost per serving
  • budget-conscious users who want a simple, flexible lower-amount arginine capsule

Pros

  • Proper L-arginine identity is stated
  • Low cost per serving
  • Single capsule allows flexible dosing

Cons

  • Low amount for targeted goals
  • Multiple capsules are needed for a gram-level intake
  • No sustained-release delivery

Warnings

  • L-arginine may add to blood-pressure lowering from nitrates, antihypertensives, or PDE-5 inhibitors.
  • Taking multiple capsules may increase the chance of dizziness from combined blood-pressure effects.
  • People using those medicines should discuss arginine use with their prescriber.

Nutrient quality

81 Highest impact

L-arginine is clearly identified, though no premium source or processing detail is supplied. The arginine amount is low for focused circulation or fitness use.

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Ingredient transparency

81 Highest impact

Active ingredients have stated amounts and no proprietary blend hides a dose. Serving count is supplied, while full directions and the other-ingredients list are missing.

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Customer satisfaction

70 High impact

The supplied aggregate rating is the only evidence of general satisfaction and its reliability depends on rating volume. No comment-level evidence is available to assess recurring complaints or confirm how experience matches the intended purpose.

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Value for money

95 Highest impact

Meaningful dosing and favorable serving cost strongly support formula value. The product compares very well with similar amino acid options.

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Ingredients

IngredientAmount per serving
L-Arginine
500 mg
Gluten Free Adults 18–50 Dairy Free No Allergies
Report overview
Arginine · 500 mg OverallScore63
C+ Active Ingredient Quality & BioavailabilityD+ Dose, Safety & Label TransparencyB+ Value

The 500 mg L-arginine dose is clearly stated and uses the proper L-isomer, but it remains low for circulation or fitness goals. One capsule is easy to take, and two capsules would reach a gram without a high pill burden. Cost efficiency is good for a straightforward immediate-release formula.

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85 Performance

L-Arginine Pure Powder

Best Naturals
<p>Ingredient form, amount, and goal fit make the option a stronger quality-focused alternative to the original. L-arginine is clearly identified, though no premium source or processing detail is supplied.</p>
80 Performance

L-Arginine 3000 mg

Natrol
<p>Ingredient form, amount, and goal fit make the option a stronger quality-focused alternative to the original. A performance-focused arginine amount provides substantial nitric-oxide pathway depth, with B vitamins adding a secondary metabolic role.</p>
73 Performance

Nitri Oxide Support

Pure Encapsulations
<p>Ingredient form, amount, and goal fit make the option a stronger quality-focused alternative to the original. A substantial arginine alpha-ketoglutarate (AAKG) amount and vitamin C provide a coherent exercise-circulation base.</p>
81 Budget

L-Arginine 500 mg

Best Naturals
<p>A lower serving cost makes the alternative an economical way to keep L-arginine central. L-arginine hydrochloride is a clear, soluble standard form.</p>
80 Budget

L-Arginine 700 mg

NOW
<p>Lower per-serving cost improves value while preserving an L-arginine-focused formula. A convenient capsule provides an intermediate arginine amount with excellent serving value.</p>
80 Budget

L-Arginine 500 mg

Swanson
<p>Value is stronger on cost because the option still centers on L-arginine. A focused one-capsule formula provides basic L-arginine with a large supply.</p>
84 Value

Arginine 1000 mg

Jarrow Formulas
<p>The balance of formula quality and serving economics is more favorable than the original. L-arginine hydrochloride is a clear, soluble standard form.</p>
83 Value

L-Arginine 1000 mg

21st Century
<p>The balance of formula quality and serving economics is more favorable than the original. A clearly identified hydrochloride form provides a moderate amount in one convenient tablet.</p>
74 Value

Wellness ImmuNitric

Source Naturals
<p>The balance of formula quality and serving economics is more favorable than the original. A substantial arginine amount with modest citrulline and B-vitamin support creates a coherent vascular formula at favorable value.</p>
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