Same GHK Cu. Better way. Same GHK Cu copper peptide complex. Completely different experience. If you've been eyeing the pen, put it down. We made something better, and your skin barrier will thank you Biossance Squalane + Copper Peptide Rapid Plumping Serum POV: it doesnt work until you try it , Then suddenly its: smoother, more hydrated, healthier looking skin!, Dont take our word for it, the 5 reviews speak for themselves , A well formulated TOSOWOONG Copper Peptide 12 Cream, 99% Purity of Copper Tripeptide 1, GHK Cu, 12 Multi Peptide