Compound Profile: IGF-1 LR3 XT LABS
IGF-1 LR3 XT LABS is a synthetic peptide analogue of insulin-like growth factor 1 specifically engineered for in-vitro laboratory research. This modified form contains amino acid substitutions at position 3, replacing glutamate with arginine, and features an extended N-terminal sequence of 13 amino acids. The Long R3 variant demonstrates reduced binding to insulin-like growth factor binding proteins, making it valuable for cellular research applications. Researchers can examine this compound’s interaction with IGF-1 receptors and study its signalling pathways in controlled laboratory environments. Stroid UK Shop provides this research-grade peptide for qualified laboratories investigating growth factor mechanisms.
Laboratory Applications
Scientific investigators utilise IGF-1 LR3 in various research protocols examining cellular proliferation, differentiation, and protein synthesis pathways. The extended half-life and reduced binding protein affinity make this analogue particularly suitable for cell culture studies where researchers need sustained IGF-1 receptor activation. Laboratory studies frequently investigate this compound’s effects on myoblast proliferation, satellite cell activation, and anabolic signalling cascades including the PI3K/Akt pathway. Research applications span muscle biology, endocrinology, and regenerative medicine fields where understanding growth factor mechanisms proves essential. Investigators studying metabolic regulation can examine this peptide alongside compounds from our SARMs collection for comparative mechanistic studies.
Technical Specifications
| Parameter | Specification |
|---|---|
| Molecular Weight | Verify with supplier |
| CAS Number | Verify with supplier |
| Purity | Research grade |
| Storage | Lyophilised: -20°C, Reconstituted: 2-8°C |
| Stability | Use reconstituted solution within 30 days |
| Solubility | Water-soluble |
The compound requires careful handling protocols typical of research peptides. Investigators should store lyophilised powder at -20°C and prepare fresh solutions for each experimental session. This ensures optimal stability and consistent research outcomes. Researchers working with IGF-1 peptides can explore various growth factor analogues alongside our comprehensive peptide research collection.
Research Compliance
IGF-1 LR3 XT LABS is supplied strictly for in-vitro laboratory research applications only. This product is not intended for human consumption, clinical use, or any therapeutic applications. Researchers must maintain appropriate laboratory safety protocols and ensure compliance with institutional research guidelines when handling this compound.

