Is a human growth hormone secretagogue. That means it stimulates the body's own release of HGH. It is a ghrelin receptor agonist is also seems to have some protective effect on some tissues and an anti-inflammatory effect as well. The excessive hunger some feel with GHRP-6 use does not seem to be an issue with GHRP-2. The half-life is about 20 minutes so multiple doses per day are optimal.