GHK Cu Copper Peptide Serum 1% w w (300mg Copper Tripeptide 1) + Multi peptide complex #copperpeptideserum #blueserum #ghkcuserum #topicalghkcu New name, same formula, same benefits. It's blue, it's beautiful, it's Multi Peptide + Copper Peptides 1%but what's in the bottle? We incorporated well studied peptides, skin friendly amino acids, and an array 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 Customizable Logo Blue Copper Peptide Essence Ghk Cu Glow Peptide Serum Anti Aging Repair Moisturizing Shrink Pores Skin Care G Ghk Cu Glow Advanced Peptide Serum and Blue Copper Peptide Anti Aging Serum price