How does it work?
GHK-Cu is a small peptide bound to copper that occurs naturally in blood, with levels falling as we age. In lab studies it signals skin cells to make collagen and elastin and supports wound repair. Most human data comes from products applied to the skin.
What does the research say?
Published studies, strongest evidence first.
- Animal study
GHK-Cu injected into rat wound chambers increased collagen and connective tissue build-up.
J Clin Invest, 1993 · PubMed - Cell study
GHK-Cu increased collagen production in cultured skin fibroblasts.
FEBS Lett, 1988 · PubMed - Review
Review of GHK-Cu in skin repair, collagen and cosmetic studies; written by the peptide's discoverer.
Biomed Res Int, 2015 · PubMed
What does the community report?
Community anecdotes, not scientific evidence.
Some users report smoother, better-looking skin, often after two to three months.From r/Peptides · 1 thread
Several people describe less hair shedding or new fine hairs, mainly with topical scalp use.From r/Peptides · 1 thread
A few users mention stronger nails or grey hairs darkening.From r/Peptides · 1 thread
Community reports are not evidence. Side effects recorded in the studies are in the research summary above.
- Better skin appearance claims3 threads
- Hair growth or thickness2 threads
Discussed on Reddit
What should you know?
- Most research is still in animals. Results may differ in people.
- For research and education, not medical advice. Talk to a health professional before using any peptide.
Frequently asked questions
What is GHK-Cu?
A copper-binding tripeptide found in human plasma, studied for collagen, skin and wound repair in lab, animal and cosmetic studies.
How strong is the evidence for GHK-Cu?
Most research is still in animals. Results may differ in people. This summary covers 3 published studies, each labelled by study type.
Is GHK-Cu registered with BPOM?
No. GHK-Cu from Continue is a research-grade compound, not a medicine, and is not registered with BPOM.
Where can I buy GHK-Cu with a COA in Indonesia?
Continue sells research-grade GHK-Cu with a COA for every batch, shipped cold across Indonesia.
