GHK Cu Copper Peptide: Dosage, Before and After Results, and How It Works Perfect B AHK CU Dosage Guide: How Much to Use Daily Neurogan Health GHK Cu Peptide Therapy: The Definitive Clinical Guide to Gene Modulation, Protocols, and Efficacy Should Bodybuilders Take GHK Cu? Neurogan Health 7 days on GHK Cu. Here's my honest update. I'm not going to hype this up because the real results don't even start until week 46. But something is already happening. GHK Cu Peptide Dosage How to Use Copper Peptides, Injections Neurogan Health