IGF-1 Analogue
IGF-1 LR3 (Long R3 Insulin-like Growth Factor-1) is a modified 83-amino acid analogue of IGF-1 with an N-terminal arginine extension and Glu3→Arg3 substitution, conferring a half-life of approximately 20–30 hours versus 12–15 minutes for native IGF-1.
Research Use Only — not intended for human consumption
Research peptides are sold for laboratory use only and are not intended for human consumption.
Week-by-week dosing, reconstitution steps, supplies checklist, and cycle tips.
Week-by-week dosing protocol1 clinic in our directory offer IGF-1 LR3. Use the button below to find one near you.
Denver, CO
Articles about IGF-1 LR3 and related topics
Peptide Sciences, the largest grey-market research peptide vendor in the US, voluntarily shut down on March 6, 2026. Here is what happened, why it closed, and what the closure means for researchers and the broader peptide industry.
Looking for where to buy retatrutide for research use? Here’s a supplier checklist (COAs, testing, reviews, red flags) plus the clinical-trial pathway for legitimate access.
The injectable peptides craze is sweeping the US, with many individuals experimenting for various health benefits. Learn the key facts and implications for patients.
MyPeptideMatch.com does not provide medical advice. Always consult a qualified healthcare provider before starting any peptide therapy. Regulatory status may change.