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NOW Sports Nutrition, Arginine & Citrulline 500 mg/ 250 mg, Amino Acids, 240 Veg Capsules
Same trusted quality with a brand new look! Packaging may vary
PROTEIN METABOLISM*: Arginine and citrulline are two amino acids that are integral to protein metabolism and utilization, as well as to the maintenance of muscle tissue.*
NITRIC OXIDE PRECUSOR*/PRE-WORKOUT SUPPLEMENT: Take one capsule up to twice a day, preferably before working out.