There are many nutrients that your body relies on that it can’t produce itself, such as essential amino acids. L-arginine is one essential amino acid that your body uses to build proteins, and it’s ...

Your body needs arginine, more commonly known as L-arginine in supplement form, to carry out several important functions. It’s an amino acid that helps build proteins. It’s especially important for ...

L-arginine is one form of arginine, an amino acid that is one of the building blocks of protein. Arginine is a non-essential amino acid because most humans can make it in their bodies. Infants and ...

Note: The U.S. Food and Drug Administration (FDA) does not approve supplements for safety or effectiveness. Talk to a healthcare professional about whether a supplement is the right fit for your ...

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.

Taking L-arginine as a supplement may increase blood flow and muscle growth. For some, it may also cause side effects, such as nausea or diarrhea. L-arginine is one of the amino acids the body needs ...