
IGF-1 LR3
Long-arginine IGF-1 analog studied for cell growth and differentiation pathways.
IGF-1 LR3 (Long R3 insulin-like growth factor 1) is an 83-amino-acid analog of IGF-1 with a substantially extended half-life relative to native IGF-1. It is investigated in cell-culture and animal research covering growth signalling, differentiation, and nutrient partitioning.
Ingredients
IGF-1 LR3 (≥98% purity by HPLC). 1 mg lyophilized peptide per vial. No non-active ingredients.
Directions
For research use only. Reconstitute per your study protocol. Store lyophilized at 2–8°C; keep reconstituted product refrigerated and protected from light.
Warnings
NOT FOR HUMAN OR ANIMAL CONSUMPTION. Laboratory research use only. Not approved for human use. Not intended to diagnose, treat, cure, or prevent any disease.
Shipping Information
- • Dispatched within 24 hours on business days
- • Discreet, temperature-aware packaging
- • Tracking provided on every shipment
- • Free shipping on orders over $150
Specifications
Customer Reviews
We have ordered several times and the quality has been consistent every time.
Reliable supplier, strong reconstitution characteristics, no residue.
Great for our continuing research protocols. COA matched expectations.
Arrived fast and well packaged. Lyophilization looked clean with a stable cake.
Excellent purity and consistent third-party results across multiple batches.
Satisfied with the product and documentation provided.
Purity confirmed by independent HPLC. Would order again.
Good value for the research being conducted. Fast shipping.
Related Products

Ipamorelin / CJC-1295 Blend
Synergistic growth-hormone secretagogue blend studied for vitality and recovery.

Ipamorelin
Selective pentapeptide growth-hormone secretagogue, supplied on its own.

CJC-1295 with DAC
Long-acting GHRH analog with drug affinity complex for extended half-life studies.

CJC-1295 No DAC
Short-acting modified GHRH analog (mod GRF 1-29) for pulsatile-release research.