Blue Booster Copper Peptide GHK Cu DermaFusion Aesthetics Ltd Amazon.com: Copper Peptide GHK Cu Beef Tallow: Grass Fed Blue Balm for Mature Skin Face and Body Moisturizer with Methylene Blue, Manuka Honey & Vitamin E Natural Skincare for Dry & Sensitive Blue Copper Peptide Ghk Cu 99% Care Ghk Cu 50mg 100mg vials Cosmetic Ingredient GHK GHK CU and blue copper Young Goose Blue Peptide Spray GHK Cu 50mg 100mg Copper Peptide (RUO) Tide Labs Tide Labs One of my patients has shared this picture with me as she felt it was odd that this peptide had this very vivid blue colour, while her other peptides had a clear