Evidence level D✨ Skin & Beauty⚪ Research useCopper tripeptide related to the GHK-Cu family. Peptira sells it as RAW; GHK-Cu has its own profile on Péptidos Fácil.

AHK-Cu

Cousin of GHK-Cu, with less public evidence; the GHK-Cu profile is the main reference.

Updated: 2026-10-07

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Quick summary

AHK-Cu (Ala-His-Lys-Cu) appears in cosmetics/hair/skin research alongside GHK-Cu. The public evidence is thinner. It is a related copper-peptide analog, not the same compound; see the GHK-Cu profile.

What the research says

Sources

Evidence level

D (less data than GHK-Cu)

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Related profiles

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Related peptides

Melanotan-2 Glutatión Melanotan-1 Snap-8 GHK-Cu GLOW (blend)

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Educational content. Not medical advice or usage guidance. Research products are not approved drugs unless otherwise indicated.

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