Exploring the Interplay between Polyphenols and Lysyl Oxidase Enzymes for Maintaining Extracellular Matrix Homeostasis GHK Cu is more than a skincare trend its a copper peptide involved in repair, regeneration, and cellular signaling., This peptide has been studied for its connection to collagen production, skin Targeting lysyl oxidase like 2 (LOXL2) inhibits collagen cross linking and accelerates reversal of pre established liver fibrosis Synergy of GHKCu and hyaluronic acid on collagen IV upregulation via fibroblast and exvivo skin tests Jiang 2023 Journal of Cosmetic Dermatology Wiley Online Library