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Specifically, in a 2021 study done by Colombian researchers, promising results were observed in all three participating subjects : a 28-year-old woman with facial redness and pustules on her cheeks been diagnosed with rosacea for two years

References Docherty, M

Animals This study was conducted with 12 week old, 200 g body weight, male albino Wistar rats, randomly assigned at 6 rats/group/interval

Studies suggest that the copper(II) ion is essential for biological activity, as the apo-peptide (GHK without copper) shows reduced activity

Real-time PCR was performed on ABI Stratagene Mx3000P instrument (Agilent Technologies, Santa Clara, CA, USA) using a TB Green Premix Ex Taq II (Takara Biomedical Technology, Beijing)