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With a molecular weight of just 403.93 Da well below the 500 Da cutoff typically associated with significant skin penetration GHK-Cu is small enough to penetrate the stratum corneum (outer skin layer) in concentrations sufficient to activate regenerative processes
As your metabolic rate stabilizes and you adjust eating patterns, energy levels typically rebound by weeks 46
When your metabolism is supported, progress feels possible again
10.1242/jcs.099200 J
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It is a short-lived signaling molecule involved in vascular tone, endothelial function, neurotransmission, inflammatory signaling, and tissue stress responses
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