IGF-1 LR3 1000mcg from Propep Sciences is a high-purity research peptide developed for advanced scientific studies into growth, regeneration, and metabolic signalling. As a modified analogue of natural insulin-like growth factor-1, IGF-1 LR3 features an extended amino acid sequence that provides a longer half-life and improved bioavailability in research models. It is widely studied for its role in muscle cell development, tissue repair, glucose uptake, and amino acid transport. Each vial is produced under strict quality controls to support reliable laboratory outcomes. Learn more about IGF-1 LR3 1000mcg for research use only.