Best in 7 days Glutathione Recycler K-57 by Apex Energetics – Charny Healing US$ 27.22 Sold : Login>>
Copper Peptides: GHK-Cu is your skin's built-in botox – Fatskn US$ 29.92 Min. order: 1 piece ★★★★★ 5.0 (12 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$ 28.17 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$ 20.63 Min. order: 1 piece ★★★★★ 4.2 (117 reviews) Sold : Login>>
superPeptide 1% GHK Copper Peptide Serum US$ 21.04 Min. order: 1 piece ★★★★★ 4.4 (65 reviews) Sold : Login>>