What is Swiss Chems MK677 Ibutamoren? MK-677, also known as ibutamoren or ibutamoren mesylate, is really a peptide that belongs to the growth hormone secretagogues group (GHSR). It works by mimicking the motion in the hunger hormone ghrelin. It binds to 1 of The expansion hormone secretagogue receptors (GHSR) inside the brain, encouraging enhance d… Read More