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They do allow for posting comments and questions, which I do my best to respond to

Safety, Stability, and Storage This copper peptide has a favorable safety profile across decades of research

People initially used them for tissue regeneration and wound healing

If your protocol has an inflammation component, that extra axis of coverage can make the difference between adequate and thorough inflammatory control

Microarray studies using Affymetrix gene chips have demonstrated GHK-Cu resetting aging-related gene expression profiles in dermal fibroblasts, including upregulation of genes encoding superoxide dismutase (SOD1), metallothionein, collagen types I and III, and multiple anti-inflammatory interleukins

While more human trials on injectable forms are ongoing, its safety profile remains strong