GW 501516

GW-501516 is also a myostatin inhibitor.  Myostatin is a protein that reduces muscle mass, YK11 works to inhibit myostatin and upregulates Follistatin.  Follistatin is the antagonist of Myostatin, it increases our muscle mass and strength.YK11 is therefore ideal to maintain muscle mass on a calorie deficit, making it a great compound for cutting, lean bulking, and body re-composition. CAS: 431579-34-9 Key Points Helps to reduce muscle loss in a calorie deficit Increased muscle growth Shown to have anabolic activity Might inhibit the activity of Dihydrotestosterone (DHT) UpregulatesFollistatin   Dosage: Typical dose 5 to 10mg per day