IGF-1 LR3 1 mg is a high-purity, recombinant peptide engineered for research into cell growth, muscle hypertrophy, repair, and regeneration.
This modified analog of human Insulin-Like Growth Factor-1 is designed with an extended biological half-life of 20–30 hours, giving researchers more consistent results across a wider experimental window.
At Royal Peptides, our IGF-1 LR3 is 3rd-party tested, cGMP-produced, and lyophilized for maximum stability. Each vial is precisely dosed at 1 mg, ensuring accuracy, traceability, and quality trusted by top research institutions.





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