Can You Use GHK Cu Peptides with Vitamin C Serum? Expert Guide Copper peptide serums recommendations ? : r SkincareAddictionLux Snapklik.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 When Jennifer says she didn't know skincare could do this, we felt that. Real results from a real customer using BioGlo's GHK Cu Copper Peptides Serum. Formulated with 2% GHK Cu + Hyaluronic GHK Copper Peptide Facial Serum 1% GHK Cu wrinkles crow's feet Hair Shedding eBay