Compounded peptides are being promoted and sold by wellness companies without adequate clinical evidence supporting their safety or efficacy. This presents an alarming safety concern, which ECRI and ISMP warned patients, HGH vs IGF 1 LR3: Scientific Comparison & Research Guide IGF 1 LR3 does not promote growth in late gestation growth restricted fetal sheep American Journal of Physiology Endocrinology and Metabolism American Physiological Society This Peptide Is Next Level for Growth & Recovery , Meet IGF LR3 the long acting insulin like growth factor that researchers cant stop talking about., From muscle growth to cellular repair , IGF 1: Miracle Hormone or Health Hazard? Diet vs Disease