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82 HP 175 IGF-1 LR3 Long R3 IGF-1 extended half-life anabolic research compound ALIASES Long R3 IGF-1, LR3 IGF-1, IGF-1LR3, IGF1 LR3 CLASS Synthetic 83-residue insulin-like growth factor 1 analog FORMULA C400H625N111O115S9 HALF-LIFE ~6 hours (vs ~10 minutes native IGF-1) ROUTES Subcutaneous (research) MECHANISM OF ACTION Long R3 Insulin-like Growth Factor 1 83-residue synthetic analog of native IGF-1 with N-terminal 13-residue extension and Arg substitution at position 3
Studies have shown that ROS can oxidize the cysteine residues in the amino acid transporter LAT1, which can affect its function and thus influence the entry of amino acids into cells [201, 202]
As part of the incretin hormone family, GLP-1 helps coordinate the body's response to eating (NIH)
"The Heavy Price of GLP-1 Drugs: How Financialization Drives Pharmaceutical Patent Abuse and Health Inequities." 2025
About this article Cite this article Tsokos, G.C
Interested in PT-141 or other compounded medications for sexual wellness
