why is ghk-cu blue Your copper peptide product should be this exact blue. If it isn't, you already have your answer. because of coordination chemistry, not dye. The Cu²⁺ ion at the center Our formula is designed to maintain an optimal balance of efficacy and gentleness Neurogan Health, GHK-Cu Copper Peptide,
Pay in 4 interest-free payments of $5.66 Learn more
Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Nov 14 - Nov 19























