L-arginine is an amino acid that is essential for creating proteins in the body, explains WebMD. The body converts it into nitric oxide, a chemical that widens the blood vessels for better blood flow. L-arginine also hel... More »

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Animal proteins provide the richest sources of L-arginine. Seafood, such as tuna, salmon, shrimp and crab, contains high levels of the amino acid, while beef, pork, poultry and most dairy also provide a rich supply. Argi... More »

Many patients take 2- to 3-gram doses of L-arginine up to three times daily as a supplement, says WebMD. Persons with certain medical conditions — including cancer, asthma, allergies, liver or kidney problems, or sickle ... More »

The kidneys convert the amino acid L-citrulline into L-arginine and nitric oxide, which the body uses to maintain a healthy cardiovascular system, according to WebMD. Nitric oxide relaxes arteries, which boosts blood cir... More »

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L-arginine contributes to several different bodily functions, including healing wounds, dilating and relaxing arteries, maintaining hormone and immune function and helping kidneys eliminate waste from the body. L-arginin... More »

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Many patients take 2- to 3-gram doses of L-arginine up to three times daily as a supplement, says WebMD. Persons with certain medical conditions — including cancer, asthma, allergies, liver or kidney problems, or sickle ... More »

L-arginine prevents stiffening and narrowing of the arteries and dysfunction in hormone and immune systems, according to WebMD. It also facilitates the healing of wounds and assists the kidneys in filtering waste product... More »

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