L-arginine is an amino acid. L-arginine is considered semi-essential or conditionally essential, meaning that it becomes essential under certain circumstances and conditions, including pregnancy, infancy, critical illness, and trauma.
It’s necessary for the production of nitric oxide, a signaling molecule that’s needed for a variety of bodily processes and functions, including blood flow regulation, mitochondrial function, and cellular communication.
- L-arginine supplements may benefit those with high blood pressure. L-arginine is needed for the production of nitric oxide, which is necessary for the relaxation of the cells that make up blood vessels, as well as blood pressure regulation.
- Arginine becomes essential when your body is compromised due to conditions like infection and trauma, and your arginine needs significantly increase due to physiologic demands