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GHK-Cu Vial 50mg | Copper Tripeptide | HPLC Verified, COA >50 https://lookaside.instagram.com/seo/google_widget/crawler/?media_id=3973682822929729314 A recent publication showing that the peptide glycyl-L-histidyl-L-lysine (GHK) prevented sleep-deprived learning impairment in aging C57BL/6 mice [11] suggested that GHK has the potential to treat cognitive dysfunction associated with aging Size:100mg

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