Hair Growth Serum Intense with Copper Peptide GHK Cu Ghk Cu Experienxe : r Peptides Real people. Real results. No hype. We didn't ask Stephanie to do anything special. No ring light, no filter, no professional photos. Just her bathroom mirror and 3 weeks of consistency. 2% GHK CU Copper Peptide Serum for Hair Growth and Scalp Care Seraphime Restoracell with Copper Peptides, a Great Partner for Microneedling Vitali Skincare Before vs. after 3 months of GHK Cu peptide therapy smoother texture, more even tone, and skin that looks healthier overall. Small peptide, big difference