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The copper ion in GHK-Cu participates in superoxide dismutase (SOD) activation and enzyme cofactor activity, making the complex more biologically active than uncomplexed GHK in most published models
Acta Biomaterialia
Cognition and Memory Research Studied for potential effects on learning processes, memory consolidation, and neuronal signaling
You can have copper toxicity from this
What the 2026 List Actually Shows This question: Are peptides approved by the FDA
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