why is my ghk-cu not blue A face serum appears because the active ingredient, “GHK-Cu” (copper peptide), naturally a blue-colored powder, meaning its inherent color transfers to the serum when mixed in; this blue hue DL-a-Lipoic Acid, Dihydro Connection Size:1-1/2" PRV1.50-DU-IPS-C-LL Double Union Threaded Female Inlet and Outlet Intramuscular
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