1.L-Leucine is the forth most concentrated amino acid in skeletal muscle tissue - it comprises about eight percent of the total amino acid count in your body's protein structures. As one of the three BCAA's, L-Leucine is essential to your basic health.
2.L-Leucine has both athletic and medical applications.
3.L-Leucine maintains nitrogen balance, and it has also been shown to enhance thinking abilities that can decline as physical activity becomes more intense L-Leucine also works to heal bone, skin and muscle tissue.