L-arginine may also interact with herbs and other supplements. L-arginine is generally safe for most uses. If you take other medications for your heart, talk to your doctor before taking L-arginine.

What Is L-Arginine? L-arginine is one of 20 amino acids your body uses to make ...

We considered factors like form, dosage, and additional ingredients to determine which supplements offer the most significant benefits. Read on to discover our top picks for the best l-arginine ...

L-arginine is a type of amino acid. Amino acids are the building blocks of protein, which is key for the health of your muscles and immune system. Certain amino acids may serve additional purposes.