exactly what is Swiss Chems MK677 Ibutamoren? MK-677, generally known as ibutamoren or ibutamoren mesylate, is a peptide that belongs to The expansion hormone secretagogues group (GHSR). It works by mimicking the action from the starvation hormone ghrelin. It binds to 1 of The expansion hormone secretagogue receptors (GHSR) from the Mind, encouragi… Read More