NOW L-Citrulline (Pure Powder - 113 grams)NOW L Citrulline Pure Powder 113 Gram(s) NPN : 80057849Citrulline is a non essential amino acid that is an important intermediate in the urea cycle, functioning along with Arginine and Ornithine to rid the body of ammonia, a byproduct of protein metabolism. Because Citrulline is a precursor of Arginine, it provides a readily available source material for Arginine production, thereby helping the body maintain healthy Arginine levels. Powder form allows