When designing research protocols for topical GHK-Cu, we recommend the following best practices: Application to Clean Skin: Ensure the skin is clean and dry before application to facilitate optimal absorption
The peptide also appears to influence chromatin condensation patterns associated with aging, potentially restoring gene expression profiles toward a more youthful state [3]
National Cancer Institute, Angiogenesis plays a critical role in the growth of cancer because solid tumors need a blood supply if they are to grow beyond a few millimeters in size.14 So, despite GHK-Cu's potential anti-cancer action, people who have active or suspected cancer may want to avoid the peptide.3 9 And if you develop any symptoms of cancer while using GHK-Cu, youre best off discontinuing use and contacting your doctor for their input
Safe use requires sourcing from trusted, verified pharmacies and professional oversight
Whether that reshuffling translates into anything functional, real changes in how a cell ages, behaves, or secretes, is a separate question each study has to test on its own terms