L-Threonine is mainly used as a nutritional supplement. It is easy to generate caramel and chocolate aroma when heated with glucose, and has the effect of enhancing aroma. It is also used to formulate amino acid infusion and comprehensive amino acid preparations.

1. Improvement of animal performance through better amino acid balance    
2. Sparing consumption of the crude protein content    
3. Improvement of carcass quality    
4. Prevention of Threonine deficiency