💙 Do you know what this little blue injection is? It's called GHK-Cu — aka the Glow Peptide ✨ I've always believed in peptides for skincare, but honestly… I never thought about US$ 24.74 Min. order: 1 piece ★★★★★ 5.0 (67 reviews) Sold : Login>>
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 US$ 29.23 Min. order: 1 piece ★★★★★ 4.3 (255 reviews) Sold : Login>>
Cosmetic Ingredients Blue Copper Peptides Powder Ghk-cu Ghk Cu Copper Peptide $15 - Wholesale China Ghk-cu ,cas 49557-75-7 at Factory Prices from Hebei Xunhe import and export trade Co., Ltd US$ 28.94 Min. order: 1 piece ★★★★★ 4.0 (235 reviews) Sold : Login>>
BLUE PEPTIDE SPRAY – Young Goose US$ 28.24 Min. order: 1 piece ★★★★★ 4.4 (199 reviews) Sold : Login>>
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 Cu²⁺ ion at the center US$ 22.54 Min. order: 1 piece ★★★★★ 4.6 (197 reviews) Sold : Login>>