Steroid SARM Yk11, which has a steroid-like skeleton, acts as a selective androgen receptor modulator in muscle tissue, and is also a myostatin inhibitor, which is the most powerful SARM. So which SARM and YK11 stack up to get the most bang for your buck? YK11+Ligandrol lgd4033+Testolone rad140 Ligandrol LGD4033 is a full agonist …