He didn't expect THIS Hair thinning. Clumps in the shower. Confidence taking a hit Then he tried something most people have NEVER heard of GHK Cu (Copper Peptide) Look at GHK CU Hair Serums Explained: Real Results for Thinning Hair and Scalp Revival How GHK Cu Strengthens Hair Follicles to Combat Hair Loss HapiPatch AHK CU + GHK Cu Hair Serum Pro 4800mg Hair Growth Neurogan HOEGOA Copper Peptide Hair Growth Serum With GHK CU AHK CU Powerful Hair Growth Treatment Stimulates Follicles Reduces Thinning Thickens Hair Improves Scalp Health for Fuller Stronger Hair Over Time 30ml Best Price So excited about this peptide! GHK Cu serum and scalp solution available Fascinating peptide that helps to prevent and reduce fine lines and wrinkles. Applied topically on the scalp for hair growth.