Andarine (GTx-007, S-4) is an investigational selective androgen receptor modulator (SARM) developed by GTX, Inc for treatment of conditions such as muscle wasting, osteoporosis and benign prostatic hypertrophy,[1] using the non-steroidal androgen antagonist bicalutamide as a lead compound.
Description: S-23 users also report experiencing a significant increase in endurance, speed, and stamina whenever they’re cycling this SARM. This means harder, meaner and longer workouts that actually produce results. S-23 gives you the opportunity to optimize h...