Citrulline, specifically L-citrulline, offers several notable health benefits mainly linked to its role in increasing nitric oxide levels in the body, which promotes vasodilation and improved blood flow. Key benefits include:

– Increased exercise capacity and athletic performance by enhancing oxygen utilization and muscle oxygenation, which may improve endurance and reduce muscle soreness.
– Improved cardiovascular health through blood vessel dilation, leading to lower blood pressure and better heart function.
– Potential reduction in symptoms of mild erectile dysfunction due to improved blood flow.
– Enhanced cognitive function by increasing oxygen and blood supply to the brain.
– Possible anti-inflammatory and antioxidant effects that help protect cells and reduce chronic inflammation.
– Support for metabolic health, including improved glucose regulation and lipid profiles, particularly in people with type 2 diabetes.

These benefits make L-citrulline a valuable supplement for athletes, those with cardiovascular concerns, and older adults. However, some effects like long-term blood pressure improvement and certain athletic performance benefits require more research to be conclusively proven [1][2][3][4][5][6].

Sources
[1] Top 6 Health Benefits of L-Citrulline – OnePeak Medical https://www.onepeakmedical.com/top-6-health-benefits-of-l-citrulline/
[2] Citrulline: Health Benefits, Potential Risks, Dosage, and More https://www.webmd.com/diet/health-benefits-citrulline
[3] What Are The Benefits Of L-citrulline? – Consensus https://consensus.app/questions/what-benefits-lcitrulline/
[4] L-Citrulline for ED and Other Benefits for Males | Ro https://ro.co/erectile-dysfunction/l-citrulline/
[5] L-citrulline: Benefits, Side Effects and More – Healthline https://www.healthline.com/health/l-citrulline
[6] Benefits of Citrulline and Whether It’s Safe to Take – Verywell Health https://www.verywellhealth.com/citrulline-4774848
[7] L-Citrulline Supplement Benefits and Side Effects https://health.clevelandclinic.org/citrulline-benefits
[8] l-Citrulline Supplementation: Impact on Cardiometabolic Health – PMC https://pmc.ncbi.nlm.nih.gov/articles/PMC6073798/
[9] L-Citrulline Supports Vascular and Muscular Benefits of Exercise … https://pubmed.ncbi.nlm.nih.gov/32568925/