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 Bounce Back Better with Peptides for Injury Recovery GHK Cu (Copper Peptide) Therapy in South Florida Prescription Consultation & Medical Evaluation Telehealth Florida Surgery & Weight Loss Center Copper uglies = temporary. When you start GHK Cu, you can get a spike in free copper breakouts, texture, irritation. It's not the peptide failing. It's your body adjusting. Happens fast GHK CU Beverly Hills Rejuvenation Center