99% Verified PurityIGF-1 LR3 1mg
Research Peptides

IGF-1 LR3 1mg

Growth Factor ResearchHPLC VerifiedFor Research Use Only
$85.00
$85.00 / mg

IGF-1 LR3 is a modified analog of Insulin-like Growth Factor 1 with an extended half-life, widely used in cell-culture and myogenic differentiation research. This long-R3 variant has been engineered for enhanced receptor binding in vitro.

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COA on every batchDiscreet packaging
3rd Party Tested
HPLC + MS verified
Ships Mon-Sat
1-3 business days
99%+ Purity
Pharmaceutical grade
Research Use Only
Not for human use
Certificates of AnalysisWe batch-test our research peptides in rotation monthly — every current product has a COA on file, updated monthly. Older COAs are available upon request. Request a COA →
Shipping: Orders ship daily Monday through Saturday. Most orders arrive within 1-3 business days.
3rd Party Tested
HPLC + MS verified
Fast Shipping
Same-day dispatch
99%+ Purity
Pharmaceutical grade
Discreet Packaging
Plain sealed box

Research Applications

  • IGF-1 pathway research
  • Myogenic differentiation studies
  • Cell-proliferation investigation
  • In-vitro muscle-cell analysis
Read the published research on PubMed →

Long-R3 IGF-1 analog.

Purity: 99%+ verified by HPLC and Mass Spectrometry. Lyophilized powder, sealed glass vial.

Storage: Room temperature unreconstituted. Refrigerate at 2-8°C after reconstitution.

For Research Use Only. Not for any human use.

View the Certificate of Analysis →

Storage & Handling

For laboratory research use only. Not for human consumption, diagnostic or therapeutic use.

Store the unopened lyophilized vial at room temperature away from direct light. After reconstitution with bacteriostatic water, refrigerate at 2-8°C.

Do not freeze reconstituted solution unless required by the specific research protocol.