What is Swiss Chems MK677 Ibutamoren? MK-677, often known as ibutamoren or ibutamoren mesylate, is a peptide that belongs to The expansion hormone secretagogues group (GHSR). It works by mimicking the action on the https://mollyksff858999.theideasblog.com/35794698/what-is-swiss-chems-mk677-ibutamoren