is 4.5 mg ghk-cu too much daily dose Dosage and Protocol: A Medical Provider's Guide to the 30-Day Cycle How Much GHK-Cu Should I
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Thats helped me a lot

The peptide stimulates production of VEGF (vascular endothelial growth factor) and HGF (hepatocyte growth factor), both critical for building new capillary networks

Some vials run a bit higher at 1.1%, but 0.9% is the standard
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