GHK Cu Body Lotion 5000mg, Copper Peptide, 8oz Neurogan Health GHK Cu for Skin & Wound Healing: Current Evidence Meeting Point Health Skin Perfection GHK Cu Copper Peptide Serum Booster, 1 Percent Blue Liquid For Face, Neck, Body, Hair, And Scalp, 0.5 oz Walmart.com Two Weeks on GHK CU by Rory Uphold The Ladies Room Cellular Glow Copper Peptide GHK Cu Serum for Face 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