L-leucine is an amino acid that is one of the nine essential amino acids required by the human body. It is an important component of fatty acid metabolism and a key component in protein synthesis.
L-leucine is mainly present in muscle tissue and is an important component of muscle proteins. It plays an important role in protein synthesis, promoting muscle growth and repair. In addition, L-leucine can also provide energy, participate in the synthesis and degradation of fatty acids, regulate blood sugar levels, and enhance immune function.
L-leucine can be consumed through food sources such as meat, dairy products, soybeans, eggs, etc. In addition, some sports nutrition supplements also contain L-leucine, which is used by athletes and fitness enthusiasts to promote muscle growth and repair.