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why is my ghk-cu not blue Your copper peptide product should be this exact blue. If it isn't, you already have your answer. because of coordination chemistry, dye. The Cu²⁺ ion at the center GHK-Cu Blue Copper Peptide Wholesale
Description
Maintains cellular health, antioxidant balance, and overall vitality

Complete guide with timeline.

It is orally active and blood-brain barrier permeable.

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