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 Facial Serum Empower Pharmacy They said the Topical Copper Peptide is Cope so we had to show them that it really work!, This maybe is the strongest Topical version in Europe ( 3% Blue Copper Peptide Complex ) , Only found at:, Peptide GHK CU Cream Concierge MD Topical GHK Cu Cream : r Peptides_for_Women 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