L-Arginine 500 mg

L-Arginine 500 mg

Swanson4.7 (8,727 ratings)
Format:Capsule Quantity: 200 Capsule(s) · 200 servings
$14.29 $0.07 per serving
iHerbLowest$14.29iHerb$14.29Amazon$26.33

Product analysis

58 out of 100

L-Arginine 500 mg offers an inexpensive, single-ingredient option for targeted arginine intake. More detailed preparation information is missing, limiting close quality comparisons.

AI assessment of the formula, label and price. How scoring works

Nutrient Quality20

The precise arginine preparation is not specified beyond the ingredient name. That leaves comparative quality uncertain without establishing poor quality.

Ingredient Transparency63

The arginine amount is disclosed, so the serving quantity can be checked. More detailed preparation information is missing, limiting comparisons between sources.

Value For Money100

Arginine offers favorable value for the amount supplied. The single-ingredient formula makes the cost easy to compare with similar arginine options.

Customer Satisfaction90

Customer ratings are strongly positive. Thousands of responses provide a broad picture of satisfaction.

Product Focus40

Arginine alone gives the formula a narrow ingredient focus. There is not enough goal-specific information to judge a particular expected outcome.

Format
Capsule
Container
200 Capsule(s)
Per serving
$0.07
Customer rating
4.7 · 8,727 ratings
Report analysis

Ingredients

IngredientAmount per servingScore
L-Arginine
500 mg 60
Adults 18–50
Report overview
Arginine · 500 mg OverallScore60
B- Active Ingredient Quality & BioavailabilityF Dose, Safety & Label TransparencyA+ Value
Each serving provides 500 mg of arginine, a small amount. The whole-product cost works out to about $0.14 per gram of listed arginine.
How this ingredient is rated

Active Ingredient Quality & Bioavailability70

The named form is L-arginine.
Arginine Form & Sourcing Purity
The named form is L-arginine.

Dose, Safety & Label Transparency30

Each serving provides 500 mg of arginine, a small amount.
Arginine Dose Per Serving
Each serving provides 500 mg of arginine, a small amount.

Value100

The whole-product cost works out to about $0.14 per gram of listed arginine.
Price Per Gram of Arginine
The whole-product cost works out to about $0.14 per gram of listed arginine.
View ingredientView products
85 Performance

L-Arginine Pure Powder

Best Naturals

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.

80 Performance

L-Arginine 3000 mg

Natrol

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.

73 Performance

Nitri Oxide Support

Pure Encapsulations

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.

81 Budget

L-Arginine 500 mg

Best Naturals

A lower serving cost makes the alternative an economical way to keep L-arginine central. L-arginine hydrochloride is a clear, soluble standard form.

80 Budget

L-Arginine 700 mg

NOW

Fewer than three supplied candidates cost less per serving than the original, so the option is a nearest-cost alternative rather than a true cheaper choice. A convenient capsule provides an intermediate arginine amount with excellent serving value.

79 Budget

L-Arginine + L-Citrulline 750 mg

Nutricost

Fewer than three supplied candidates cost less per serving than the original, so the option is a nearest-cost alternative rather than a true cheaper choice. A large supply of clearly separated L-arginine and L-citrulline provides economical but basic nitric-oxide support.

84 Value

Arginine 1000 mg

Jarrow Formulas

The balance of formula quality and serving economics is more favorable than the original. L-arginine hydrochloride is a clear, soluble standard form.

83 Value

L-Arginine 1000 mg

21st Century

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.

74 Value

Wellness ImmuNitric

Source Naturals

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.

Report alternatives