Enhanced Athlete MK-677 is also known as Nutrobal or Ibutamoren. This compound is a growth hormone secretagogue that increases your natural production of growth hormone, as well as IGF-1 levels in the body. With MK-677 you can expect to see lean mass gains, enhanced fat loss, muscle fullness, rapid recovery, and increased strength. MK-677 is safe for both men and women and works synergistically with SARMs and prohormones. Product Details Potency: 15mg/tab Appearance: Hard Tablets Packing: 100 tabs/bottle. Supplied in a white bottle.