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Copper peptides (GHK-Cu) are touted as a "slow-aging" ingredient in many skincare products
People with active cancer should consult their healthcare provider before using GHK-Cu because the peptide promotes angiogenesis, which could theoretically supply blood to tumors
The Wnt/-catenin signaling pathway plays a crucial role here
However, avoid administering it with strong acid or vitamin C formulations in the same session, as peptides can degrade at low pH
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