Best in 7 days Neuroellan-2500 Injection : Methylcobalamin 2500mcg : High Potency Nerve Repair US$ 22.50 Sold : Login>>
GHK-CU 100MG – blueridgepeptides.com US$ 25.05 Min. order: 1 piece ★★★★★ 4.9 (95 reviews) Sold : Login>>
Copper Peptides GHK-Cu Beef Tallow for Skin: Blue Balm with Methylene Blue, Manuka Honey & Vitamin E – Natural Face and Body Moisturizer for Mature, Dry & Delicate Skin – 2oz - US$ 26.05 Min. order: 1 piece ★★★★★ 4.3 (209 reviews) Sold : Login>>
Human/Mouse/Rat Glutathione Peroxidase 2/GPX2 Antibody (MAB5470) by R&D Systems, Part of Bio-Techne US$ 23.86 Min. order: 1 piece ★★★★★ 4.2 (78 reviews) Sold : Login>>
Glutathione Peroxidase 3/GPX3 Antibody [Unconjugated] US$ 28.69 Min. order: 1 piece ★★★★★ 4.7 (67 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$ 24.24 Min. order: 1 piece ★★★★★ 4.1 (98 reviews) Sold : Login>>