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Vitastrong L-ARGININE KyowaQuality® is an L-Arginine food supplement indicated in case of increased need for L-Arginine, in particular for athletes who practice intense physical activity.



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Arginine is an essential amino acid that plays a fundamental role in the synthesis of proteins, used by the body to increase muscle mass and rebuild tissues that have been damaged.

Supplementing Arginine is essential during certain diets (for example vegan or vegetarian) or in the presence of periods of strong psychophysical stress and for this reason it may be useful to take the daily dose through the integration of VitaStrong L-Arginine KyowaQuality.

In the sports field, Arginine integration is important for its antioxidant functions, helping to improve sports performance especially in very intense sports. It also plays a primary role in detoxification by eliminating nitrogenous toxins that accumulate in the body and are more present in athletes.


  • For its strong antioxidant and anti-inflammatory properties that manage to eliminate toxins and counteract free radicals.
  • It is also able to eliminate ammonia which, in a persistent form, can break down proteins and create chronic inflammation.
  • It protects the cardiovascular system by reducing the formation of atherosclerotic plaques and performing a prevention function against heart attacks and strokes,
  • Strong support for the immune system,
  • Promotes muscle growth,
  • Improves sports performance,
  • Detoxifying action with elimination of toxins in the body,
  • Reduces blood pressure,

DOSE AND HOW TO USE : Take 6 tablets a day with a glass of water.

2002 Items

Ingredients: L-Arginine HCl Kyowa (KyowaQuality®), bulking agents: microcrystalline cellulose, hydroxypropylcellulose, corn starch; anti-caking agents: stearic acid, magnesium salts of fatty acids, silicon dioxide, pyridoxine hydrochloride (vitamin B6).

Average values
for 6 tablets
% NRV*
L-Arginine HCl
4500 mg
Vitamin B6
0.6 mg
*VNR: daily reference nutritional value pursuant to EU Reg. n.1169/2011

WARNINGS AND INSTRUCTIONS FOR USE: for all warnings and instructions for use on the product, consult the label which can be downloaded from THIS LINK

Product packaging may contain different information than that shown on our site. Please always read the label, warnings and instructions provided on the product before using or consuming it.

This product is registered with the Ministry of Health in Italy, France, Spain, and Germany and does not contain any doping substances or substances harmful to health.

  • For our products, we select only the highest quality raw materials and rigorously control every phase of the production process to ensure maximum efficacy and safety.
  • For products in tablets, capsules, and jars, the packaging has 3 levels of security: an external plastic sleever, a tightly closed cap, and an induction seal welded between the cap and the jar.
  • For products in a pouch, the packaging is heat-sealed with a freshness-saving zip.
  • For products in a glass jar, there is a guarantee seal between the cap and the jar.