IGF 1: Miracle Hormone or Health Hazard? Diet vs Disease Dietary and pharmacological modification of the insulin IGF 1 system: exploiting the full repertoire against cancer Oncogenesis human IGF 1 LR3 protein 1000 g Human E. coli ReliaTech GmbH IGF 1 LR3 1 mg VPeptide IGF 1 LR3 Canada: Ultra Pure Peptide for Growth, Muscle, & Cellular Signaling Research 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,