GHK Cu Copper Peptide 0.5% (topical foam) Shell Medical 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 Meet GHK Cu aka the pretty peptide This powerful copper peptide is known for supporting: Skin rejuvenation Collagen + elastin production Improved texture and tone Hair + scalp health GHK Cu Copper Peptide for Hair Loss: Results, Mechanism, and What to Expect GHK Copper Peptide GHK Cu Tripeptide 1