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 Copper Peptide GHK Cu Tripeptide 1 12 weeks in, and my skin has NEVER looked better! GHK peptides are doing their thing. Alright, I need to give you an updateit's been 12 weeks since I started using GHK Why is GHK CU so hyped ? I dont see anyone with good results? : r Biohackers Biological efficacy of GHK Cu after ionic liquid loading. (a) Cellular Download Scientific Diagram Thermodynamically stable ionic liquid microemulsions pioneer pathways for topical delivery and peptide application ScienceDirect