what's Swiss Chems MK677 Ibutamoren? MK-677, also known as ibutamoren or ibutamoren mesylate, can be a peptide that belongs to the growth hormone secretagogues group (GHSR). It works by mimicking the action in the https://liviatjhr508386.bloggazza.com/34253443/what-s-swiss-chems-mk677-ibutamoren