FREQUENTLY ASKED / 06

GHK-Cu questions, answered from the research record

Twenty-two questions about the copper tripeptide, each answered first and cited second. Where a claim is quantitative, it points to a study.

Definition and mechanism

These answers describe what the published literature reports about GHK-Cu and never recommend a dose or a course of use. GHK-Cu is a research peptide; topical Copper Tripeptide-1 is a cosmetic ingredient, while injectable and systemic use is unapproved and research-only.