7% GHK CU ACCELERANT Platinum Skin Care Peptide Labz Copper Peptide Hair Growth Serum, 10% GHK cu, 5% AHK cu, Rejuvenates Follicles Walmart.com GHK CU Copper Peptide Face Serum Robyn's Tack Room ROBYN'S TACK ROOM GHK CU Program Calibrate Hydration You are wasting your peptides if you are mixing them with GHK cu., Lets not even talk about all the the blend pens being sold., Even Peptide companies are selling GHK cu Blends. They damage the other