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Research-grade GHK-Cu is typically sourced with purity and identity confirmed before distribution

Studies show the peptide increases dendritic spine density by 40-60% in treated brain regions, with formation of new functional synaptic connections confirmed by electrophysiological recordings demonstrating enhanced synaptic transmission and long-term potentiation

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Over the past couple of years, several reviews have been published in academic journals by researchers at major universities in the U.S., Britain, and Poland