Dermicu™ GHK-Cu Facial Serum – Bacteriostaticwater.com US$ 24.86 Min. order: 1 piece ★★★★★ 4.6 (121 reviews) Sold : Login>>
N-acetylcysteine Clinical Applications US$ 22.61 Min. order: 1 piece ★★★★★ 4.9 (166 reviews) Sold : Login>>
Skin Perfection GHK-Cu Copper Peptide Serum Booster, 1 Percent Blue Liquid For Face, Neck, Body, Hair, And Scalp, 0.5 oz US$ 29.66 Min. order: 1 piece ★★★★★ 4.4 (30 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 (184 reviews) Sold : Login>>