A GHK Cu face serum appears blue because the active ingredient, GHK Cu (copper peptide), is naturally a blue colored powder, meaning its inherent color transfers to the serum when mixed in; this blue hue 99% GHK CU Copper Peptide Powder Anti Aging Cosmetic Grade for DIY Skincare (1G) International Shipping Available Buy Now with Express International Delivery GoSupps.com Amazon.com: GHK Cu Copper Peptide Powder 99.7%+ Pure Cosmetic Grade Ingredient for DIY Serums, Creams & Scalp Tonics Supports Collagen & Fuller Hair (1g) : Beauty & Personal Care GHK Cu 50mg Dosage Protocol PeptideDosages.com DIY 2% Copper Peptide Serum Moisturizer Recipe
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how to mix ghk cu powder GHK Copper Peptide | GHK-Cu