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Description
One of the most effective is glycolic acid

[DOI] [PubMed] [Google Scholar] 139.Munitz A, Seidu L, Cole ET, Ahrens R, Hogan SP, Rothenberg ME

[DOI] [PubMed] [Google Scholar] 33.Lu SC: REGULATION OF GLUTATHIONE SYNTHESIS
It is composed of three amino acids: glycine, glutamine and cysteine

doi:10.1128/jb.179.5.1431-1441.1997
