does ghk cu serum work GHK-Cu Copper Peptide & Powder Kit irritating formula suitable for even the most sensitive skin types A GHK-Cu face serum appears

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 Is GHK Cu actually worth it? is genuinely one of the most common questions in my comments, so let me finally answer it properly., The short version: copper peptides have real research behind them, Meet GHK Cu. The ingredient your skin has been waiting for Copper peptide is bioidentical to compounds your skin naturally produces and as levels decline with age, so does collagen, elasticity, and Copper Peptide (GHK Cu) 2% Recovery Serum

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