Now Foods, AAKG 2200, 180 Veggie CapsulesProduct Description AAKG (Arginine Alpha Ketoglutarate) is a metabolic derivative of arginine, which is a conditionally essential amino acid that has a number of vital roles in the body.* Arginine plays a pivotal role in the urea cycle, helping to rid the body of excess ammonia.* This amino acid is also important in protein synthesis as well as for the support of healthy immune function.* As AAKG, this form of arginine is a key player in amino acid