What is Swiss Chems MK677 Ibutamoren? MK-677, often called ibutamoren or ibutamoren mesylate, is usually a peptide that belongs to the growth hormone secretagogues team (GHSR). It works by mimicking the action in the https://qasimgxbg713202.designi1.com/56299415/what-s-swiss-chems-mk677-ibutamoren