Citrulline is naturally produced in the body, even if you do not consume it. Upon ingestion, citrulline breaks down into l-arginine and stimulates the production of the natural compound nitric oxide.

L-citrulline, a non-vital amino acid that the body naturally generates, plays a significant role in the urea cycle by assisting in the removal of ammonia. You can also locate L-citrulline in a ...

L-Citrulline is classified as a “non-essential amino acid”, which means our body can produce it on its own, so we don’t necessarily need to get it from food. This naturally occurring amino ...

The best pre-workout supplements will help power you through your workout without leaving you jittery. Here, a registered dietitian tested 12 popular options to find which ones came out on top.