GHK Cu Nasal Spray Product Catalog GHK Cu + NAC Copper Peptide Nasal Spray , GHK Cu + NAC Copper Peptide Nasal Spray is designed to support cellular regeneration and overall wellness. This nasal spray delivers GHK Cu directly into GHK Cu (100 MG) Sigma Compounds Compounded GHK Cu Nasal Spray Restorative Compounding Pharmacy + Wellness 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, GHK CU Spray 12MG, 30ML Bottle Evolving Nation