why is my ghk-cu not blue Copper Peptide Face & Neck Serum GHK-Cu - Peptide for Collagen,
GHK Cu Peptide for Collagen, Healing & Anti Aging RegenMD GHK Cu Copper Peptide Collagen Boost & Skin Regeneration Calibrate IV Your copper peptide product should be this exact blue. If it isn't, you already have your answer. GHK Cu is blue because of coordination chemistry, not dye. The Cu ion at the center GHK Cu Copper Peptide Hair & Scalp Serum
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