Arginine, also known as L-arginine, is one of the many amino acids that help the body produce proteins.
Arginine, also known as L-arginine, is one of the many amino acids that help the body produce proteins. It can be consumed as part of your diet through plant and animal foods, such as dairy products, nuts, meat, poultry, and fish. It is also available in the market as a dietary supplement.
Mixed research is available on the possible benefits of arginine supplements. Some studies have reported its health benefits, whereas some have reported that it may have harmful effects on some people.
Although the body makes enough arginine, arginine supplementation may be used for
- Improving weight loss.
- Boosting the immunity system, especially during an infection.
- Enhancing athletic performance and bodybuilding.
- Shortening the recovery time after surgery.
- Faster healing of burn wounds and other injuries.
- Preventing hypertension during pregnancy.
Some experts also claim the benefits of L-arginine in
- Heart conditions such as angina (chest pain).
- Hypertension (high blood pressure).
- Women with low amniotic fluid levels in pregnancy.
- Erectile dysfunction (ED).
- Peripheral artery disease (PAD; a condition in which there are leg weakness and cramping due to decreased blood flow in the arteries).
Medically Reviewed on 2/18/2021
Jonker R, Engelen MP, Deutz NE. Role of specific dietary amino acids in clinical conditions. Br J Nutr. 2012;108 Suppl 2:S139-148.
McRae MP. Therapeutic Benefits of l-Arginine: An Umbrella Review of Meta-analyses. J Chiropr Med. 2016 Sep;15(3):184-189.