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Commonly investigated in dermatology and biomaterials research, AHK-Cu is used in models focused on collagen/elastin dynamics, inflammatory signaling balance, and oxidative-stress response.
for example, citrulline serves as a precursor for arginine synthesis and contributes to systemic nitrogen metabolism and nitric oxide signaling [98]
Visible improvements in skin or hair appearance typically show up within 6-8 weeks of consistent use with topical GHK-Cu
Compatibility depends on pH and vehicle
Wiens KR, Brooks NAH, Riar I, Greuel BK, Lindhout IA, Klegeris A
Your doctor may recommend tests to check for thyroid cancer
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