Ala-Glu-Asp-Gly, also known as Epithalone, is a tetrapeptide that has been proven in lab studies to activate telomerase and cause telomere elongation. It does not activate telomerase in cancerous cells and has not shown any toxicity or bad side effects. Human trials have been done on elderly and some have begun home trialing of this tetrapeptide. It has potential benefits such as increased energy, improved focus, better sleep, and increased production of melatonin. If interested in testing this peptide, contact the site for more information.