Why GHK CU Nasal Spray is the Perfect Valentine's Gift TikTok Copper Peptide 10% GHK CU, 5% AHK CU with Oligopeptide 1 Hair Treatment Serum Ghk Cu Intra Nasal Spray 50 mg 0.34 oz. Oral Liposomal Copper GHK Liposomal GHK Cu Supplement Nasal Spray GHK CU Splendor Beauty Emporium Not all peptides are created equal and neither are our bodies., This is GHK Cu, a copper peptide (nasal spray) supplement from @NeuroGAN. I love experimenting, but I dont go in blind. My longevity