Pumping Iron MK-677 is not a Selective Androgen Receptor Modulator (SARM). It is a Research Chemical of the secretagogue class. More specifically it is a growth hormone secretagogue. This GHS (Growth Hormone Secretagogue) is an orally active compound that signals for the pituitary gland of test subjects to secrete growth hormone.

• 10mg x 60 tablets
• Effective for bulking, cutting or body recomposition
• Enhances fat loss
• Promotes healing and injury repair
• Excellent as a bridge between prohormone cycles
• Great for increasing aerobic and anaerobic endurance
• Non-toxic to the liver
• Non-hormonal
• Does not require PCT
• Safe for long-term use (3-6 months recommended)