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GHK-Cu has been shown in cell culture to increase dermal papilla cell proliferation and protect these cells from programmed cell death (apoptosis), shifting the Bcl-2/Bax survival balance in favor of cell protection
10.1006/nbdi.2000.0297 157 NovickA
Generally, the dosages start small and gradually increase
Other supplements like selenium, zinc, L-carnitine, probiotics, and vitamin K show potential in improving endocrine-metabolic profiles, though more high-quality research is needed to confirm their efficacy and safety
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