PDRN GHK Cu Serum for Firming & Skin Repair Clean + Kind If you're playing with raw GHK Cu, here's the secret that makes it actually work on your skin: mix it with hyaluronic acid. Not microneedling, not fancy devices just a clean GHK Cu Peptides Serum TryDeloura 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 Copper Peptide Serum with 1% GHK Cu peptide, Argireline and Matrixyl 3 Dr. Brenner Labs
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mixing ghk cu with hyaluronic acid GHK-CU Before and After Pictures