Copper Peptide (GHK Cu) 2% Recovery Serum Copper Peptides Serum for Face 2% GHK CU & 4% EGF Seraphime 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 Topical or SubQ GHK Cu? Same molecule. Very different purposes. Topical you apply it on your skin. Think of it as feeding your skin from the outside. In a 12 week study of Can You Start with 100mg of Gck Cu TikTok