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L-ARGININE XTREME is a product containing L-arginine in a bioavailable form of hydrochloride. Not only does this amino acid build protein structures but also makes an intermediate product in the biosynthesis of particles participating in important metabolic pathways. L-arginine is a precursor of nitrogen oxide (NO), creatine, ornithine, and agmatine. L-ARGININE XTREME facilitates everyday diet replenishment with L-arginine.