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Human evidence remains confined to topical cosmetic work, including a 12-week trial in 71 women using formulations in the 0.11% concentration range applied to skin [5]

The peptide demonstrates multifunctional activity across skin, nervous system, and vascular tissue, with documented gene-regulatory effects that extend beyond simple wound healing [3] [16]

IGF-1 is synthesized primarily in the liver and various peripheral tissues in response to growth hormone signalling and exerts its biological effects through binding to the IGF-1 receptor, a transmembrane tyrosine kinase receptor

We're still going through this process, but I think it's more than likely that the process will end up at the result that Secretary Kennedy wants, said Nathan Beaver, an attorney specializing in FDA issues