GHK Cu 50mg Copper Peptide Peptides Alpha GHK Cu Dosage and Protocol: A Medical Provider's Guide to the 30 Day Cycle Perfect B Most people use GHK Cu way too early after microneedling and end up blunting the exact collagen signaling window they're trying to trigger. In this video I break down the biology of why I Copper peptides can be used in routines that include dermarolling but many people choose to separate them and focus on timing rather than applying immediately after. #ghkcu #copperpeptides