Rejuvenation and Youth with GHK Cu Peptide Treatment Dr. Ahmet zyigit GHK Peptide Injection and GHK Cu Benefits, Uses ,safety SYNTHAGEN LABORATORIES NL GHK CU TETRAPEPTIDE + CU For Skin Regeneration For Wrinkles and Scars Treatment Peptides for Skin For Hair Pattern and Thickness : Amazon.ie: Beauty If your GHK injection site gets irritated try this , 1. Dilute it by adding more water to the syringe , 2. Let it sit until it reaches room temperature , Also, make sure youre rotating injection GHK Cu Copper Peptide Collagen, Skin Rejuvenation & Hair Restoration