As can be seen, the females have a much higher level of glutathione than males
If you stop using them, you'll gradually lose the benefits they provided, similar to stopping any skincare active
Hemmati-Dinarvand, M
doi: 10.1371/journal.pone.0004871
Keeping healthy levels of antioxidants is important for many bodily functions including skin health, cellular energy production, immune health, and detox
Described as glutathione hydroperoxidases, the plant GPXs are distinguished from animal GPXs in having an active site cysteine in place of selenocysteine (Eshdat et al., 1997), even though both selenocysteine- and cysteine-dependent GPXs are found in unicellular algae such as Chlamydomonas (Dayer et al., 2008)