Sermorelin Peptide 10mg GHRH Research Peptides World IGF 1 LR3 The Muscle Building Peptide Everyone's Talking About IGF 1 LR3 is one of the most powerful performance peptides used for muscle growth, recovery, and fat loss. It's a modified version Igf 1 LR 3 Enhanced Pharmaceuticals What is Sermorelin and why does it stand out?, Sermorelin is one of the more clinically established compounds in this category. Its a GHRH analog, meaning it was designed to work with the bodys own Oral delivery of novel human IGF 1 bioencapsulated in lettuce cells promotes musculoskeletal cell proliferation, differentiation and diabetic fracture healing ScienceDirect