GHK CU Before and After Pictures Topical GHK Cu Skin Results, Face Serum Reviews & Photo Results Neurogan Health 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 Best Products to Use After Microneedling: Micro Needling Crepey Skin Needling At Home with Copper Peptide Skin Needling Serums Skin Needling Results for Collagen Needle Effects Roller Treatment for Microneedling neurotoxin + GHK CU 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