This peptide is primarily used in biochemical research to study peptide interactions and functions. It serves as a model compound for understanding the structural and biological properties of small peptides, particularly those involving tryptophan. Researchers utilize it to explore its role in neurotransmission and its potential effects on the central nervous system. Additionally, it is employed in the development of peptide-based drugs and therapeutic agents, focusing on its ability to interact with specific receptors or enzymes. Its simplicity and well-defined structure make it a valuable tool in peptide synthesis and characterization studies.