L-Ornithine is a " non-essential amino acid. Amino acids are the building blocks that make up protein structures, such as animal muscle tissue. L-ornithine is considered non-essential because our bodies make it from the amino acid L-arginine. In fact, they are quite similar in structure. Ornithine is essential for making urea, which removes nitrogen and ammonia from the body, eliminating toxins. The body uses L-ornithine to synthesize arginine, proline and other amino acids.

Benefits of Supplementation: The body uses L-ornthine for immune support, wound-healing and liver repair. Many claim that L-ornithine also rejuvenates the thymus gland, the heart, the skin and various other body tissues. L-ornithine is also associated with the body’s production of human growth hormone.