Spinorphin is primarily studied for its potential therapeutic applications in the field of neuroscience and pain management. It functions as an endogenous peptide that modulates the activity of opioid receptors, particularly by inhibiting the enzyme enkephalinase, which breaks down enkephalins. This action enhances the effects of enkephalins, natural pain-relieving substances in the body, making it a promising candidate for developing novel analgesics. Research suggests it may help alleviate chronic pain conditions without the side effects associated with traditional opioid medications. Additionally, its role in regulating immune responses and inflammation has sparked interest in its potential use for treating inflammatory disorders. Further studies are exploring its neuroprotective properties, which could be beneficial in managing neurodegenerative diseases.