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Workout supplements are substances taken by athletes involved in workout training to improve the gaining of pure muscles or cause fat loss.L-Arginine
L-Arginine is a conditionally essential basic amino acid involved primarily in urea metabolism and excretion as well as DNA synthesis.L-Arginine
L-Arginine is a semi-essential amino acid synthesized by the body from ornithine. Arginine supports protein synthesis as it is involved in the transport and storage of nitrogen.