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GHK-Cu is a naturally occurring copper peptide that modulates expression of over 4,000 human genes, including those involved in collagen synthesis, metalloproteinase regulation, and antioxidant defense
If a claim implies systemic benefits, treat it as a higher-uncertainty category and prioritise evidence quality over confidence
I'm glad you're going to get your folate checked and I hope your GP will check potassium too
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The stained sections were examined under inverse light microscopy
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