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Doctor's Best, L-Arginine Powder, 10.6 oz (300 g)

zł50.30 zł50.30 (Saved zł43.58)

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Doctor's Best, L-Arginine Powder, 10.6 oz (300 g)

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Doctor's Best, L-Arginine Powder, 10.6 oz (300 g)

In Stock
  • Expiration Date: April 2020
  • Shipping Weight:
    0.43 kg
    Switch to Imperial units
  • Product Code: DRB-00374
  • UPC Code: 753950003743
  • Package Quantity: 10.6 oz
  • Dimensions:
    9.1 x 9.1 x 11.4 cm , 0.36 kg
    Switch to Imperial units

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Frequently Purchased Together
Product Overview


  • Science-Based Nutrition
  • Dietary Supplement
  • Helps Boost Nitric Oxide
  • Helps Support Athletic Endurance
  • Vegan
  • Non-GMO / Gluten Free

L-Arginine is an amino acid that has been shown to support the cardiovascular system, promote vigorous heart function and enhance healthy circulation throughout the body.  It is required to synthesize Nitric Oxide (NO) in the human body.

Research suggests L-Arginine supplementation may also have positive benefits on athletic performance through muscle protein synthesis.

  • Helps boost Nitric Oxide
  • Helps support athletic endurance

Suggested Use

Take 1 scoop daily with or without food, or as recommended by a nutritionally-informed physician.

Other Ingredients



Caution: For adults only. Consult physician if pregnant/ nursing, taking medication, or have a medical condition. Do not use if you have a myocardial infarction or have established coronary artery disease.  Keep out of reach of children.

 Store in a cool dry place.


While iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.
Supplement Facts
Serving Size: 1 scoop (6 grams)
Servings Per Container: 50 servings
  Amount Per Serving % Daily Value
L-Arginine HCl  6 g
†Daily Value not established.
iHerb Customer Reviews

Good product

Posted by adechamplain on March 16 2018 | Verified Purchase

I believe this is a great product but it seems less essential for me than Ornithine.

Thanks for your feedback!

The taste is AFWUL.

Posted by iHerb Customer on February 6 2018 | Verified Purchase

This is without any doubt the far most bad tasting suplement I have ever tasted. Tastes like vomit.

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Posted by iHerb Customer on February 6 2018 | Verified Purchase

Uni on syvempää, lenkillä jaksaa paremmin. Mies on viriili ja kuorsaus on loppunut.

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Amazing Supplement

Posted by iHerb Customer on January 3 2018 | Verified Purchase

Really good for the heart.

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Posted by iHerb Customer on December 4 2017 | Verified Purchase

Good Good Good Good Good Good

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