Compound file · growth
Batch · 2026-05-26
IGF1mg · lyophilized

IGF-1 LR3

Long-R3 IGF-1 analog · 1mg lyophilized

0% HPLC verified· Janoshik

IGF-1 LR3 is an 83-amino-acid analog of Insulin-like Growth Factor 1 with arginine substitution at position 3 and a 13-residue N-terminal extension, studied for IGFBP resistance and cellular protein synthesis pathway research in skeletal muscle models.

Lab ledger

HPLC purity0%
Lab partnerJanoshik Analytical
Batch tested2026-05-26
Certificate of Analysis
View certificate
Price$69.00

Save 12% paying in crypto at checkout

This batch, in trace

99.0%

Batch · 2026-05-26

This compound, this batchJanoshik Analytical · HPLC
99.0%IGF-1 LR32 MIN5 MIN8 MIN12 MIN

Structure

Amino acid
sequence.

83residues
3-letter notation

83-residue peptide. Full sequence elided for readability — downloadable on the certificate of analysis.

Modifications

  • 01Arg substitution at position 3
  • 0213-residue N-terminal extension
  • 03Resistance to IGFBP binding

Notes

Sourcing & handling

Sourcing & manufacturing

Manufactured in a GMP-audited facility (cGMP-compliant)

Storage & reconstitution

Lyophilized: stable at room temperature in original sealed vial. Reconstituted: refrigerate at 2–8°C and use within 21 days. Research use only.

Also in growth

Related compounds

Recent batches

The ledger,
open.

Every batch sent for independent HPLC analysis at Janoshik Analytical. Results published the moment they land — no editorial pass, no rounding.

Compound
Purity
Batch
COA
Cagrilintide
5mg · metabolic
99.0%
2026-06-02
Dihexa
15mg · cognitive
98.5%
2026-06-02
Tesamorelin
10mg · growth
99.2%
2026-05-30
Thymosin Alpha-1
5mg · recovery
99.1%
2026-05-30
Cerebrolysin
215mg · cognitive
99.4%
2026-05-28

Showing 5 of 24

Methodology