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 Peptide Face Serum NEW Cobalt Blue Bottle 2 Oz Etsy Absolute GHK cu Stem Cells & Peptide Hair Growth Serum and Shampoo MTS Mall of California 7% GHK Cu Cosmetic Ingredient Accelerant Skin Biology 15 ml MorNatural Your skincare isn't working. But your hair is the real signal. If you're noticing thinning, shedding, or less density it's not random. And it's not just genetics. Meet GHK Cu (copper peptide): Hair Growth Serum Intense with Copper Peptide GHK Cu