Sirtinol is primarily known for its role in research involving sirtuins, a family of proteins that regulate cellular processes such as aging, transcription, apoptosis, and stress resistance. It is widely used in biochemical studies as a sirtuin inhibitor, particularly targeting SIRT1 and SIRT2, to investigate their biological functions and potential therapeutic applications. By inhibiting these enzymes, sirtinol helps researchers explore pathways related to aging, neurodegenerative diseases, and metabolic disorders. Additionally, it has been utilized in studies focusing on cancer biology, as sirtuins are implicated in tumor growth and survival. Its application extends to understanding the molecular mechanisms underlying lifespan extension and cellular health, making it a valuable tool in aging and disease-related research.