What is Swiss Chems MK677 Ibutamoren? MK-677, often known as ibutamoren or ibutamoren mesylate, is actually a peptide that belongs to the growth hormone secretagogues team (GHSR). it really works by mimicking the action with read more the hunger hormone ghrelin. It binds to at least one of the growth hormone secretagogue receptors (GHSR) in the Min… Read More