Description MK-677, also known as Ibutamoren, is a potent, long-acting, orally-active, non-peptide agonist of the ghrelin receptor . It is a growth hormone secretagogue, meaning it stimulates the body to produce and secrete its own growth hormone (GH) and insulin-like growth factor 1 (IGF-1). Important safety warningsMK-677 is an investigational drug that is not approved for human consumption by the FDA, and its long-term safety profile is not fully understood.
