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Unclear Human Data : There is a lack of rigorous human clinical data, making it largely an experimental substance based on anecdotal evidence and animal studies 4

Regulatory documentation provided by Hongda Phytochemistry includes Certificates of Analysis, Material Safety Data Sheets, and REACH compliance documentation that facilitate regulatory submissions and import clearances in various jurisdictions

Make sure to inform them of any prescription or over-the-counter medications, supplements, or herbal remedies you take

[5] While copper can potentially cause skin irritation or toxicity, in vitro studies suggest that GHK-Cu complexes may have a lower likelihood of inducing these effects

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