IGF 1 LR3 100mcg Finest Gears IGF 1 LR3 Receptor Grade 1mg Enhance Muscle Growth & Recovery Buy Now IGF 1 LR3 (Insulin like Growth Factor 1 Long R3) is often called the "Holy Grail" of muscle building peptides because of its potent anabolic effects. In a Med Spa context, it is typically sought out IGF 1 LR3 does not promote growth in late gestation growth restricted fetal sheep American Journal of Physiology Endocrinology and Metabolism American Physiological Society IGF 1 LR3 (Insulin like Growth Factor 1) 125mcgx1 vial Superior Peptide at 2800 vial IGF Max Injection in New Delhi ID: 2855356880897