GHRP-2 overview GHRP-2, or Growth Hormone Releasing Peptide 2, is a synthetic peptide that belongs to a class of growth hormone secretagogues. These peptides are designed to stimulate the release of growth hormone (Gh) from the pituitary gland in the brain. 1.Wirkmechanismus: GHRP-2 works by binding to specific receptors called ghrelin receptors in the hypothalamus and pituitary gland. …