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For more on the research landscape, see our overview of GHK-Cu: The Anti-Aging Copper Peptide
It shifts melanin production from darker eumelanin to lighter pheomelanin, resulting in a brighter complexion
High doses may cause temporary headaches due to increased NAD+ turnover and mitochondrial activity
Potential Links to Hair Follicle Biology Research has also examined the peptide in relation to dermal papilla cells (DPCs), specialized fibroblasts implicated in hair follicle development
If unit conversions are unclear, the insulin syringe units guide explains the U-100 scale
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