what's Swiss Chems MK677 Ibutamoren? MK-677, also referred to as ibutamoren or ibutamoren mesylate, is actually a peptide that belongs to The expansion hormone secretagogues group (GHSR). It works by mimicking the motion on the starvation hormone ghrelin. It binds to at least one of the growth hormone secretagogue receptors (GHSR) from the Mind, su… Read More