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ghk-cu peptide safety and side effects Copper Peptides Effects: What The Research Shows GHK-Cu for Hair Growth: Before
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doi:10.1007/s10787-006-1531-7 Sikiric P

10.1002/glia.20546 297 WolswijkG

In the research literature it is commonly shortened to Reta peptide or Reta

[DOI] [PubMed] [Google Scholar] 780
