Q:

When is the best time to take L-arginine?

A:

Quick Answer

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 cell disease — and those taking medications should consult their physician prior to use.

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Full Answer

Arginine is generally used by patients to treat various forms of inflammation and works by relaxing blood vessels. Evidence suggests it may also help conditions that benefit from widening of the blood vessels, including chest pain, heart disease and failure and peripheral vascular disease, states Mayo Clinic.

The amino acid is normally made by the body; small amounts are found in high-protein foods like nuts, seeds, oats, dairy products and meat, according to WebMD.

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