glutathione reductase in caco-2 cells differentiated were treated with different factors, with Glutathione reductase - Wikipedia
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Even if your glutathione production enzymes are not functioning at their best, you can directly support healthy glutathione levels

In a DMM-induced mouse OA model, research found that the p21 protein significantly affected the recruitment of GPX4 to the linear ubiquitin chain assembly complex(LUBAC) and regulated the M1-linear ubiquitination level of GPX4

It plays a major role in cellular protection against oxidative damage

Who Needs Higher Doses of Vitamin B12

doi:10.1007/s11920-019-1062-8
