IGF-1 LR3 research peptideBest Seller
Growth & Muscle

IGF-1 LR3

Recombinant 83-amino-acid IGF-1 analogue with Arg³ substitution and N-terminal extension, for in vitro research.

Purity

99%+

CAS Number

946870-92-4

Status

In Stock

Dispatch

Same-Day (before 2pm)

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£199.99

Research verification required. All orders are reviewed before dispatch. You will receive an email confirmation and a WhatsApp or phone call within 60 minutes to verify your research purpose.

Third-Party CoA Included Free Delivery Over £75 Research Use Only

About IGF-1 LR3

IGF-1 LR3 (Long Arg³ Insulin-like Growth Factor-1) is a recombinant 83-amino-acid analogue of human IGF-1 with an arginine substitution at position 3 and a 13-amino-acid N-terminal extension. It has been investigated in preclinical research for its reduced affinity to IGF binding proteins and extended bioactive half-life. Supplied as lyophilised powder for in vitro laboratory research only.

Research Applications

Technical Specifications

Compound NameIGF-1 LR3
CategoryGrowth & Muscle
CAS Number946870-92-4
Molecular Weight9117.6 g/mol
Molecular FormulaC₄₀₀H₆₂₅N₁₁₁O₁₁₅S₉
SequenceMFPAMPLSSLFVNGPRTLCGAELVDALQFVCGDRGFYFNKPTGYGSSSRRAPQTGIVDECCFRSCDLRRLEMYCAPLKPAKSA
Purity≥99%+ (HPLC)
FormLyophilised powder
StorageStore lyophilised at -20°C. Protect from light. Reconstituted: aliquot and store at -80°C. Use within 30 days of reconstitution.
ReconstitutionReconstitute in sterile 0.6% acetic acid or bacteriostatic water (pH-adjusted). Typical stock concentration: 1 mg/mL.

Certificate of Analysis

Every order of IGF-1 LR3 includes a batch-specific CoA with HPLC chromatogram, mass spectrometry data, and laboratory accreditation details.

View Sample CoA

IGF-1 LR3 — Frequently Asked Questions

What is IGF-1 LR3?

A recombinant 83-amino-acid IGF-1 analogue investigated in preclinical research for its role in IGF-1 receptor signalling with reduced binding-protein affinity.

What purity is your IGF-1 LR3?

99%+, confirmed by independent third-party HPLC analysis. Batch-specific CoA included.

Is IGF-1 LR3 approved for human use?

No. Supplied for in vitro laboratory research only. Not a licensed medicine.

IGF-1 LR3 is supplied by Premio Peptides (BELL RED LIMITED) exclusively for in vitro laboratory research. It is not a licensed medicine, is not approved for human or veterinary use, and must not be administered to any living organism outside a formally approved research protocol. Purchasers assume full responsibility for compliance with applicable regulations.

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