ghk-cu mechanism of action hair growth for Growth: Before and After Results and Dosage Thermodynamically stable ionic liquid microemulsions
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But that's incomplete billing

study tested copper tripeptide serum specifically

Am J Physiol Renal Physiol 2001;280:F667F674

Given that diarrhea and not endotoxemia is one of the principal clinical consequences of infection with enteric toxigenic bacteria, which demonstrably affect tight junction function, one must differentiate the modest increase in paracellular permeability reported in inflammatory conditions with no known over acute clinical consequences from the marked increase in paracellular permeability induced by enteric exotoxins with consequent massive fluid and electrolyte secretion and diarrhea
Nervous System Maintenance : It keeps the nervous system healthy by making myelin, a fatty substance

Copper peptides, particularly GHK-Cu , have been studied for decades for their role in skin regeneration, hair growth, and anti-aging
