ghk-cu copper peptide function Peptide, Hair & Scalp Serum, 2 oz (60 ml) GHK-Cu Dosage Guide: Typical Protocols,

Is GHK-Cu FDA-approved

These findings may be explained by the natural course and immunogenicity of SARS-CoV-2 infection, with a probable preferential induction of local and systemic, but not very long-lasting IgA antibodies against the S protein due to the mucosal entry pathway of this respiratory virus

That makes it the default starting point for most readers of this page

But you cannot point to a clinical trial and say this combination has been tested and found safe. That trial was never conducted

FDA Reporting You or your healthcare provider can report suspected adverse reactions to the FDAs MedWatch Program at 1-800-FDA-1088 or online at www.fda.gov/medwatch