Say hello to your skin's new BFF GHK Cu is a powerful peptide that supports collagen production, speeds healing, improves hair growth, and helps fight visible signs of aging. This tiny molecule Two Weeks on GHK CU by Rory Uphold The Ladies Room Best Peptide Therapy Berkeley, CA Nubo Spa Squalane + Copper Peptide (GHK Cu) Rapid Plumping Serum Inside Kris Jenner's Hair Growth Peptides Routine for Thicker Hair Los Angeles Times 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