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https://fitish.com/cdn/shop/files/mic_b12_vial_render_flow.png?v=1782395020&width=1500 Size:3 Ml GMC: RX GHK-Cu is highly hydrophilic, with log D around −2.4, which is consistent with poor passive transport AHK-Cu vs. GHK-Cu Peptides: Key Differences in Copper-Mediated Signaling Research
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