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Because this article has 5 major sections, scan the headings first and then use the FAQ or summary sections to pressure-test the answer

Studies show 40% to 50% faster wound closure compared to controls

Compounded GHK-Cu formulated for clinical use (topical creams, injectable solutions for human administration) does require prescriber oversight in regulated healthcare settings.

Potential Benefits & Side Effects Observations from preclinical and early clinical literature

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Research in Molecular Pharmaceutics shows that following intranasal administration, the olfactory bulb receives the highest concentration of drugs