Question 1

Is GHK-Cu legal to buy in the UK for research?

Accepted Answer

GHK-Cu is not a controlled substance under the UK Misuse of Drugs Act 1971 and can legally be sold for in-vitro laboratory and cosmetic-formulation research. All products supplied by PeptX are strictly for in-vitro laboratory research and are NOT for human or animal consumption.

Question 2

What is the difference between GHK and GHK-Cu?

Accepted Answer

GHK is the bare glycyl-histidyl-lysine tripeptide. GHK-Cu is the copper-bound complex, which the literature identifies as the bioactive form for most of the published collagen, gene-expression and antioxidant findings.

Question 3

How long does UK delivery take?

Accepted Answer

Most UK orders are dispatched within 24 to 48 hours of payment confirmation and delivered in 3 to 5 working days using tracked Royal Mail or DPD services.

Question 4

What purity is PeptX GHK-Cu?

Accepted Answer

All PeptX GHK-Cu is guaranteed at 99%+ purity by HPLC and Mass Spectrometry. A 14-day refund window applies if an independent ISO 17025 lab report shows purity below the advertised level.

Question 5

What is the minimum order quantity?

Accepted Answer

Minimum order is 1 box of 10 vials. We supply primarily to research laboratories and group buys rather than individual consumers.

Buy GHK-Cu in the UK