NOW Foods, L-Arginine, 500 mg, 250 Veg Capsules Bone A: N-acetyl cysteine (NAC) is

A: N-acetyl cysteine (NAC) is a derivative of the non-essential sulfur-containing amino acid cysteine

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consult with your physician before use

take one capsule one to three times per day with water

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NOW Foods, L-Arginine, 500 mg, 250 Veg Capsules Bone A: N-acetyl cysteine (NAC) isDescription Conditionally Essential Amino Acid Nitric Oxide Precursor Non GMO A Dietary Supplement Vegetarian Vegan Kosher Family Owned Since 1968 GMP Quality Assured Arginine is a conditionally essential basic amino acid involved primarily in urea metabolism and excretion, as well as DNA synthesis and protein production. It is an important precursor of Nitric Oxide (NO) and thus plays a role in the dilation of blood vessels. Supplement Facts Serving