What is Swiss Chems MK677 Ibutamoren? MK-677, often known as ibutamoren or ibutamoren mesylate, is really a peptide that belongs to the growth hormone secretagogues group (GHSR). it really works by mimicking the action https://nikolasmiuk924704.rimmablog.com/34408805/what-s-swiss-chems-mk677-ibutamoren