The 7 Best L-Arginine Supplements

Share on PinterestYour body needs arginine, which is more commonly called L-arginine when in supplement form, for many critical processes. For example, the body needs it to produce nitric oxide — a vasodilator that widens your blood vessels, allowing for increased blood flow. It is also required to produce other amino acids like proline (1).The body also needs arginine for immune function, cellular communication, and more (2).Most people do not need to supplement with L-arginine. It may be necessary under specific circumstances and may be helpful for certain populations. What is L-arginine?Amino acids are the building blocks that combine to form proteins. They have three categories: nonessentialessentialconditionally essentialThe body can make nonessential amino acids naturally but must get essential amino acids through diet (3). Some amino acids are considered conditionally essential, or semi-essential. These amino acids are considered essential only under specific circumstances such...