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The observed inconsistencies between available in planta, in vitro and in vivo (cell factory) data, however, led us to hypothesize that arGSTs might not (only) have the literature-proposed transport function but could play a central role in the biosynthetic step from leucoanthocyanidins ( 2 ) to anthocyanidins ( 3 )

doi: 10.1038/s41593-023-01361-0

There is no official standard

MDA, GPx and SOD) were not significantly different from normal control values following oral treatment with H.pylori eradication therapy or nizatidine combinations with either vitamin E, thioctic acid or a combination of both

These are considered one of the more bioavailable options because glutathione can be difficult to absorb in its standard form
