GHK-Cu UK ghkcu.uk is a single-compound UK shop selling GHK-Cu copper peptide (from £65), claiming 'third-party HPLC' testing, batch certificates and 'product authentication', but names no laboratory and publishes no verifiable certificate. A single-compound specialist with an unnamed-lab testing claim.
The Peptide Watch benchmarks every vendor on the same compound, BPC-157, the most common research peptide, as £ per milligram, so prices are directly comparable across all providers. No public BPC-157 price feed was available for this vendor at audit.
| Check | Result |
|---|---|
| Verifiable certificate in its own name | No |
| Independent lab named | None named / unverifiable |
| Tests its own stock | No evidence |