For someone mainly interested in skin tightening, tissue repair, or age-related skin changes, GHK-Cu is generally the more extensively researched of the two
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- GHK-Cu is a copper-binding research peptide studied in models involving skin biology, collagen-associated pathways, extracellular matrix research, wound-response signaling, hair follicle pathway models, angiogenesis, antioxidant response, and tissue-remodeling biology
Patients should receive clear instructions covering dose measurement, hand hygiene, injection technique, site rotation, refrigeration or storage, missed doses, sharps disposal, and what to do if a reaction occurs