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GHK-Cu has systemic distribution, but local concentration near the injection site is higher

Mastroberardino Supplementary information Rights and permissions Open Access This article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made

Dosing too high or too low diminishes results, especially when using injections daily