Medically reviewed by Allison Herries, RDN Key Takeaways Citruline is a nonessential amino acid that's also found in ...

Some people claim they use L-citrulline supplements for ED and see results. But has research confirmed L-citrulline benefits for ED? And if so, how long does it take for L-citrulline to work for ED?

Bodybuilding legend and former seven-time Mr. Olympia Arnold Schwarzenegger discussed whether two popular pre-workout ...

L-citrulline is an amino acid that’s made by your body, but is also present in some foods. Its main health benefit is in boosting the production of nitric oxide. Nitric oxide is a substance that ...

According to research, L-Citrulline Supplementation: Impact on Cardiometabolic Health, appearing in the July 2018 issue of the online journal Nutrients, this unique, neutral, non-essential amino acid ...