IGF-1 LR3 0.1mg/1mg| 10 vials
Price range: $34.00 through $245.00
IGF-1 LR3 (Long Arginine 3-IGF-1) is a synthetic and lengthened protein analogue of human-like-insulin growth factor 1. It is comprised of 83 amino acids. Dosed at 1 mg for research purposes.
IGF-1 LR3 (Long R3 Insulin-Like Growth Factor-1)
This Long R3 variant includes a 13-amino-acid extension and an arginine substitution at position 3. These sequence changes reduce binding to IGF-binding proteins (IGFBPs) and support sustained availability in experimental models.
For laboratory research only. Not for human use.
IGF-1 Key features
- Engineered to minimise IGFBP binding and support consistent readouts in vitro.
- Supplied as a lyophilised solid for stability and straightforward storage.
- Unit size: 1 mg per vial.
Each batch released only after stringent quality checks
Description
About IGF-1 LR3 in research
IGF-1 LR3 retains receptor-binding characteristics of native IGF-1 while its sequence modifications help sustain activity in vitro by limiting IGFBP interactions. Consequently, researchers use it to probe cell growth and differentiation, protein synthesis, and glucose-metabolism pathways in non-clinical models.
Synthesis & quality
Manufactured via controlled, validated peptide-synthesis processes to deliver high purity and lot-to-lot consistency. Each batch undergoes identity, purity, and appearance checks before release.
Legal & safety
XL Peptides supplies materials strictly for laboratory research. Products are not medications, foods, supplements, or cosmetics; not for human or veterinary use. By purchasing, you confirm you are a qualified researcher and will handle the material in line with your institution’s policies and applicable laws.
FAQs
What is IGF-1 LR3?
A modified IGF-1 peptide with a 13-residue extension and an Arg substitution at position 3, used to study growth-factor signalling in vitro.
How should I store the peptide?
Keep lyophilised vials away from light and moisture. After reconstitution, store at 2–8 °C, protect from light, and avoid repeated temperature cycling.
Additional information
| Content per Kits | 0.1mg, 1mg |
|---|---|
| Packing (Vials) | 1kit, 10kits, 50kits, 100kits |




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