Individuals with liver disease, elevated liver enzymes, or other hepatic concerns should discuss all supplements, medications, and peptides with their healthcare provider
If you have a known copper allergy (sometimes identified through reactions to copper jewelry), patch test any GHK-Cu product on your inner forearm for 48 hours before applying it to your face
The three compounds ship as separate lyophilised vials, not as a combined preparation, and are despatched from the UK
Your GP or practice nurse should periodically review whether injection frequency remains appropriate and assess clinical response
Gynecologic Oncology, 125(3), 771-780
Why Your Arm Beats Your Butt Deltoid injections (in your upper arm) consistently give 25% higher peak levels compared to butt shots