Amazon.com : Truth Guy GHK CU Anti Aging Copper Peptide Serum for Skin & Hair Growth, with Carbon 60 for Fuller Hair, Beard and Lashes Boost Hair Growth & Reduce Aging Effect One Your skincare isn't working. But your hair is the real signal. If you're noticing thinning, shedding, or less density it's not random. And it's not just genetics. Meet GHK Cu (copper peptide): GHK Cu Scalp Solution Empower Pharmacy Hair Growth Serum Intense with Copper Peptide GHK Cu Mayraki 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 Peptide: Hair Regrowth for Thinning & Alopecia