ghk-cu copper peptides Neurogan Stimulates production of collagen and elastin GHK-Cu Copper Peptide | Eon
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10.1038/nature19084 57 M

To date, no existing research has discovered any serious safety concerns with the use of GHK-Cu copper peptides

EBioMedicine 41 , 497508 (2019)

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Research also indicates pain-relieving and angiogenic (blood-vessel-forming) properties
