Tyrosine is an essential amino acids, which is a kind of important nutrition for human and animal metabolism, growth and development plays an important role, could be widely used in food, feed, pharmaceutical and chemical industry, etc.

1. Pharmaceutically, L-Tyrosine is used in  hyper-thyroidism treatment; Special flavoring can be produced heated and  reacted with saccharides.    
2. Tyrosine is a non-essential amino acid, it has to regulate emotions, stimulate the role of the nervous system.    
3. Tyrosine helps the body to produce many important brain chemicals to help regulate appetite, pain sensitivity, and the body's response to stress.