Arginine, or L-arginine, is an amino acid that occurs in foods such as dairy, fish, poultry, and other meats. It is a building block of protein. The human body produces arginine, and children require ...
L-arginine is an amino acid that may help promote blood flow, athletic performance, and wound healing, among other benefits. But taking L-arginine supplements may interact with certain medications.
L-arginine is one of many amino acids the body needs to function properly. Like other amino acids, L-arginine plays a role in building protein. The body can use the protein to help build muscle and ...