From the Manufacturer:
L-Methionine is one of the nine essential amino acids with many important functions in the body. As a lipotropic agent, it plays a fundamental role in healthy liver function, helping this vital organ process fats efficiently. In addition, L-Methionine exhibits antioxidant activity, protecting the liver, lymphatic system and other tissues throughout the body against free-radical damage. This amino acid is also beneficial for maintaining clear and vibrant skin, shiny hair, and strong nails.