Research use only — not for human useComplimentary cold-chain shipping over $150
IGF-1 LR3 research vial
≥95% purityThird-party testedCold-shipped
GH Secretagogue

IGF-1 LR3

Long-Acting IGF-1 Analog

$130/ 100 mcg

IGF-1 LR3 is recombinant human IGF-1 with a Glu3→Arg substitution and a 13-residue N-terminal extension, which together lower its affinity for IGF binding proteins and extend its active window. It is used in cellular growth and signaling research.

Vial size
1
COA included with every order
Cold-chain shipped within 1–2 business days
Research applications
  • IGF-1 receptor signaling
  • Myogenesis & cell-growth models
  • Binding-protein affinity studies
Reference sequence

83-residue recombinant polypeptide, three intramolecular disulfides — human IGF-1 with Glu3→Arg plus a 13-residue N-terminal extension

Reference specifications

Purity
≥95% by HPLC
Vial sizes
100 mcg
Form
Lyophilized from filtered acetic acid
CAS
946870-92-4
Molecular formula
C₄₀₀H₆₁₉N₁₁₁O₁₁₅S₉
Molar mass
9111.6 g/mol
Storage
Store at −20°C or below. Avoid repeated freeze-thaw.

Research use only. IGF-1 LR3 is supplied strictly for in-vitro laboratory and research purposes. It is not a drug or dietary supplement and is not intended for human or veterinary use, diagnosis, or consumption of any kind.