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$ 20.20 Min. order: 1 piece ★★★★★ 4.8 (118 reviews) Sold : Login>>
Copper Peptide (GHK-Cu) (2000ppm Solution) US$ 22.76 Min. order: 1 piece ★★★★★ 4.6 (266 reviews) Sold : Login>>
Copper Peptide Serum for Dull & Mature Skin US$ 23.39 Min. order: 1 piece ★★★★★ 4.4 (81 reviews) Sold : Login>>
superPeptide 1% GHK Copper Peptide Serum US$ 21.04 Min. order: 1 piece ★★★★★ 4.1 (24 reviews) Sold : Login>>