Product Question] The Ordinary is launching a new Growth Factor serum in January, thoughts? : r SkincareAddiction LR3 IGF I (Receptor Grade), Human GenScript IGF 1 LR3 Injection Benefits And How It Works The HCG Institute Effects of Growth Hormone on Adult Human Gonads: Action on Reproduction and Sexual Function Zhou 2023 International Journal of Endocrinology Wiley Online Library Regulation of muscle mass by growth hormone and IGFI Velloso 2008 British Journal of Pharmacology Wiley Online Library LR3 IGF I (Receptor Grade), Human GenScript