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If GHK-Cu were developed as a pharmaceutical drug, its applications would likely be limited to specialized medical fields, such as wound healing and injectable therapies

Zhang, H., K.J

Repurposing of already approved drugs has been explored, for example, disulfiram, a drug traditionally used to treat alcohol dependence, can lower cystine levels in cystinotic cells, but has side effects that limit its use in cystinosis [151, 153]

Closely related to Semax, Selank is also a synthetic heptapeptide, but it focuses heavily on modulating anxiety and stress without causing sedation

This is not incidental

I didnt see much of a difference but I am glad I tried it