Part 4 of my Peptide Science Series: GHK Cu, the copper binding peptide all over your skincare shelf right now. The science sounds impressive until you look closer, most research is in animals, led by GHK Cu Peptide Copper Peptide Research Beyond Peptides GHK Cu Peptides: Unlocking the Copper Peptide Revolution in Skin Care GHK Cu Peptide Foundry Premium Research Peptides Let's talk sciencespecifically peptide science, and even more specifically GHK peptide science GHK Cu (GHK Cu peptide) is one of the most researched biomimetic peptides in skin health, known for its ability to