GHK Cu Injectable Team Wellcore A lot of people asked how I use GHK Cu (copper peptide) with a pen device, so here's a quick tutorial showing exactly how I do it. In this video I show how Neurogan, Copper Peptide Tablets, 120 MCG Tablet, 60ct Walmart.com GHK Cu Copper Peptide Hair & Scalp Serum Copper Peptide (GHK Cu) Facial Cream New Drug Loft and VLS Pharmacy GHK Copper Peptide GHK Cu Tripeptide 1