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In-vitro fibroblast studies indicate that GHK-Cu upregulates transcription of collagen and elastin genes and supplies copper as a cofactor for lysyl oxidase, the enzyme that cross-links these matrix proteins
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Importantly, the study only explored quetiapine's use in bipolar depression and did not extend its findings to other mental health conditions (Hu et al., 2019)
Frontiers in Pharmacology (2025) 9
Some users report visible changes in skin tone, texture, and overall appearance over time
Cells , 8 (10), 1123
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