L-ornithine is part of a special class of amino acids called “non-proteins.” Most amino acids are digested in the stomach and used to create new muscle tissue. However non-protein aminos are processed in other organs like the kidneys and liver and used for a variety of processes.
While there are many non-protein amino acids, L-ornithine is one of three involved the urea cycle, with L-citrulline and L-arginine. These amino acids help maintain healthy urination and hydration.
The majority or L-ornithine use is for improving athletic performance. There are dozens of different supplement featuring L-ornithine as a natural way to boost endurance and strength. Let’s look at how exactly it helps.