IGF-1 LR3 1mg

IGF-1 LR3 is a synthetic analogue of Insulin-like Growth Factor-1, modified with an arginine substitution at position 3 and a 13-amino-acid N-terminal extension. These changes enhance its stability in laboratory settings, and it is widely used in cell-culture and receptor-binding research.

Yes. Every batch is tested by an independent third party laboratory for identity (mass spectrometry) and purity (HPLC), and the lot matched Certificate of Analysis is published in our public COA library. The lot number on the certificate matches the lot number printed on your vial. The current batch COA states 99% purity.

No. IGF-1 LR3 is sold strictly for in vitro laboratory research and analytical use (Research Use Only). It is not a drug, food, or dietary supplement, has not been evaluated or approved by the FDA, and must not be administered to humans or animals. By ordering, you confirm you are purchasing for legitimate research purposes.

Orders are dispatched from the US within 24 hours and always include tracking. Shipping is a flat $10, and free on orders of $200 or more. We currently ship within the United States only.

Yes. Ordering 2 vials of the same product automatically takes 3.6% off that line, and 3 or more takes 5.3% off, with no code needed. Subscribe & Save adds a further 5% off scheduled repeat orders and stacks with the bundle discount.