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Mostafa DK, Nayel OA, Abdulmalek S, Abdelbary AA, Ismail CA
In aged or photodamaged skin, GHK-Cu treatment (1-5 M) suppresses elevated MMP-1 (collagenase-1) expression by approximately 40-60%, as documented through quantitative PCR and Western blot analyses
Its copper also supports lysyl oxidase, the enzyme that cross-links new collagen fibers and gives the matrix strength (gene regulation, tissue clearing, and collagen cross-linking)
*The results described in these testimonials may not be typical
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