The GHK Cu pen works. But needles at home were never the answer. We took the same clinically backed copper peptide complex and put it into a serum you can use in 30 seconds, Rejuvenation and Youth with GHK Cu Peptide Treatment Dr. Ahmet zyigit BEAUTY PEPTIDE DETAILS + TIPS + why this peptide is everywhere right now, GHK Cu (copper tripeptide) goes beyond surface level beautyits naturally found in the body but declines with age. Known 7% GHK Cu Accelerant for Cosmetics The Original Copper Peptide for Anti Aging DIY Ingredient to Boost Anti Wrinkle Skin Care Buy or Shop Skin Biology True Copper Peptides