IGF-1 LR3 (Long Arg3 Insulin-Like Growth Factor-1) is a synthetic peptide analog of human IGF-1, modified to extend its half-life and bioactivity in research applications. It is commonly studied for its potential role in cellular growth, protein synthesis, muscle development, and recovery. Researchers also explore IGF-1 LR3 for its influence on glucose metabolism and tissue regeneration. Supplied in a 1.0mg format, this peptide is intended for scientific research use only.