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User reports frequently mention improved hair texture alongside regrowth, though controlled studies comparing hair quality metrics remain limited
10.1016/j.schres.2017.04.017 393 SetonK
GHK-Cu is contraindicated during pregnancy and breastfeeding
29 Many toxic heavy metals act as molecular mimics of nutritionally essential trace elements
Lyophilized (powder) GHK-Cu remains stable at room temperature but benefits from refrigeration for long-term storage
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