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Source Naturals, L-Arginine, 3.53 oz (100 g)

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In Stock
  • Expiration Date: Feb 2020
  • Shipping Weight: 0.35 lbs (0.16 kg)
  • Product Code: SNS-00103
  • UPC Code: 021078001034
  • Package Quantity: 3.53 oz (100 g)
  • Dimensions: 2.4 x 2.4 x 4.3 in, 0.3 lbs (0.14 kg)
Product Overview


  • Free-Form Powder
  • Supports Muscle Metabolism
  • Amino Acid Supplement

L-Arginine is a crystalline free-form amino acid. It is an important factor in muscle metabolism and works to transport, store, and excrete nitrogen. It is also a precursor of guanidine-phosphate, phosphoarginine, and creatine, which are high-energy compounds found in muscles.

Suggested Use

1/2 teaspoon daily between meals.

Other Ingredients

Hypoallergenic: contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, salt, preservatives or artificial color, flavor or fragrance.


If you are pregnant, may become pregnant or breastfeeding, consult your health care professional before using this product.

Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.

Supplement Facts
Serving Size: 1/2 Teaspoon (approx. 1.6 grams)
Servings Per Container: 62
  Amount Per Serving %DV
Calories 5  
L-Arginine 1.6 g
† Daily Value not established.
iHerb Customer Reviews

wonderful product

Posted by BeautyWealthLovelyFamily on Jan 18, 2017

action potential

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Posted by Reviewer1394679 on Sep 30, 2016

Excellent product, very happy with iHerb in general, I regularly use Source Naturals Arginine and Proline. Both are excellent.

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It gave me herpes

Posted by Reviewer2351257 on Oct 17, 2012

Stupid suplement, it shoud be written in the suplement facts that it get herpes at people.

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arginina, a base do NO2

Posted by Reviewer3009948 on Aug 01, 2012

Por ser precursora do NO (que tem efeito relaxador dos vasos sanguíneos), a arginina é usada em condições em que é necessária vasodilatação. Totalmente indicada para musculação

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Like it

Posted by deadcowsdontmooo on Jun 29, 2012


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