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Description
DPPH scavenging activity In the experimental protocol, a reaction mixture was prepared comprising 2 mL of ethanol solution containing DPPH (2,2-diphenyl-1-picrylhydrazyl, sourced from Aladdin, Shanghai, China) and the biocatalyst, both at concentrations of 50 g/mL

doi: 10.1007/s00125-021-05489-1 43 RenY-rYeY-lFengYXuT-fShenYLiuJet al

10.1126/science.291.5504.643 60 KaurA.GautamR.SrivastavaR.ChandelA.KumarA.KarthikeyanS.et al (2017)

Some topical formulations use oxidized glutathione (GSSG) at 2% concentration
