I ran GHK Cu for 12 months so you dont have to (here are the results) 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 GHK Cu Copper Peptide: Dosage, Before and After Results, and How It Works Perfect B The Blue Revolution: Why 1% Pure GHK Cu is the New Standard for Mature Pure & Cimple AHK Cu + GHK Cu Hair Serum Pro 4800mg Hair Growth Neurogan Neurogan Health