GHKCU Copper 100mg Vial Etsy New Zealand Amazon.com: Skin Perfection Copper Peptide Serum GHK CU 1% for Face & Hair Copper Peptides for Skin, Hair, & Scalp 1% Blue Liquid for Face, Neck, Body, Scalp Multi Use Serum Booster with GHK Cu Scalp Solution Empower Pharmacy Copper Peptide Ghk Cu 99% Skin Care Ghk Cu 50mg 100mg vials Cosmetic Ingredient GHK GHK CU and blue copper GHK Cu (100mg), A naturally occurring copper binding peptide found in the human body., It is widely studied for its role in skin repair processes, collagen production, and tissue regeneration