Receptor Grade IGF-1 LR3 is a modified synthetic analog of human Insulin-like Growth Factor-1, engineered with a 13-amino acid N-terminal extension and an arginine substitution at position 3. These modifications result in decreased affinity for IGF-binding proteins, offering a prolonged half-life and enhanced receptor activation compared to recombinant IGF-1. In preclinical research, this peptide is employed to investigate signaling pathways associated with cellular proliferation, muscle cell differentiation, anabolic recovery, and fat metabolism. It is intended solely for laboratory studies and other research applications.
For Research Use Only – Not for Human Consumption.