What is Swiss Chems MK677 Ibutamoren? MK-677, also called ibutamoren or ibutamoren mesylate, is a peptide that belongs to the growth hormone secretagogues team (GHSR). It works by mimicking the motion from the hunger https://keirannsmj389501.isblog.net/what-is-swiss-chems-mk677-ibutamoren-52472388