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Interest emerged when early research showed this peptide could modulate muscle contraction through skin deliverya mechanism distinct from injectable approaches and valuable for studying topical penetration of neuroactive compounds
10.1038/nnano.2011.220 80 HoetP
Each vial contains: 100mg AHK-Cu 99%+ purity (HPLC tested) Lyophilized powder Sterile sealed vial Designed for laboratory research use only
[DOI] [PubMed] [Google Scholar] 73.Bosch J., Kravetz D., Rodes J
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A 2025 study published in Frontiers in Pharmacology examined GHK-Cu's effects in a colitis model, finding that it modulated SIRT1 and STAT3 signaling in colon tissue a reminder that this peptide's research footprint extends well past skin and hair into broader inflammatory and metabolic pathways
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