Bella IGF 1 LR3: Your Growth Optimized Ally Looking to enhance muscle growth, recovery, and fat metabolism? IGF 1 LR3 is a powerful peptide known for: Promoting lean muscle mass IGF 1 LR3 does not promote growth in late gestation growth restricted fetal sheep American Journal of Physiology Endocrinology and Metabolism American Physiological Society What is IGF 1 LR3?, Insulin Like Growth Factor 1 Long R3 (IGF 1 LR3) is a modified version of IGF 1 with a longer half life, making it significantly more potent and effective for muscle growth, LR3 IGF 1 (Human), Recombinant Protein, CHO, Tag Free IGF 1: Miracle Hormone or Health Hazard? Diet vs Disease IGF 1 LR3 active protein P05019.1 MyBioSource