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L-Arginine is a popular amino acid for its amazing nitrogen retention ability.* Nitrogen as you are all aware is one of the key elements in muscle protein synthesis. Some plants can absorb nitrogen, but we mammals have to make do with the stuff we make ourselves. Arginine is mostly present in protanines and histones, two proteins commonly associated with nucleic acids (like DNA and RNA).
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What's in NOW L-Arginine Powder
Directions For L-Arginine Powder: Take 2 level teaspoons daily as needed in juice or water, preferably on an empty stomach.
Warnings: For adults only. Consult physician if pregnant/nursing, taking medication, or have a medical condition. This supplement should be avoided by persons with glaucoma or herpes simplex unless otherwise prescribed by a physician. Do not use if you have had a myocardial infarction or have established coronary artery disease. Keep out of reach of children.