Topical GHK-Cu
People mainly take Topical GHK-Cu for skin & hair. Based on 2 first-hand reports. Ranked #1385 of 1,974 overall.
14
User score
Mostly negative50% positive0% mixed50% negative0% unclear
Of reports that state an outcome, 50% are positive.
Clinical research
Research pending
High-risk compound. Peptides are not approved as supplements, carry serious and sometimes irreversible risks, are banned in competitive sport and may be restricted where you live. Nothing here is a recommendation to use it.
What Topical GHK-Cu does, according to users
Of the people who reported each effect, the share who said it got better.
betterno changeworse
What the research says
Systematic reviews and meta-analyses from PubMed, with their published conclusions.
Research data for Topical GHK-Cu is being compiled.
Dosage people report
As stated by users — not a recommendation. Follow the label or your doctor.
dailyas reported
Reported side effects
How often each side effect came up across all reports.
No side effects reported so far.
What users say
Verbatim quotes, shortened only — each links to the original discussion.
“3 weeks ago I started ghk subQ, topical ghk-cu, supplemental collagen, spermidine, and treatment in an HBOT tank. Holy shit, I look 8 yrs younger already!”
“topical ain’t doing allat bro”
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User data from public discussions; research from PubMed. Information only, not medical advice — talk to a doctor before starting, stopping or combining anything. Data updated October 2, 2026. How we rate