Epitalon, also known as Epithalon or Epithalone, is a synthetic tetrapeptide that is believed to play a role in the regulation of the pineal gland's function, specifically in melatonin synthesis. It is derived from the natural peptide Epithalamin, which is produced in the pineal gland. One of the most significant areas of interest concerning Epitalon is its potential impact on longevity and aging. Several studies, primarily in animal models, have indicated that Epitalon may extend lifespan by stimulating the production of telomerase, an enzyme that can repair and lengthen telomeres. Telomeres are protective caps at the ends of chromosomes, and their length is often associated with lifespan and the aging process.

In addition to its potential anti-aging properties, Epitalon has been researched for its possible benefits in enhancing sleep patterns, delaying age-related diseases, and improving antioxidant activity. While initial findings are promising, it's worth noting that many of the studies on Epitalon are preliminary. Comprehensive human clinical trials are essential to confirm its benefits and establish its safety profile.