glutathione s-transferases function in Cancer Glutathione S-transferase - Wikipedia
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Hemoglobin Production: Hemoglobin, the oxygen-carrying protein in our red blood cells, needs vitamin B6 for its production

however, alterations in the anemia profile only appear late during the development of iron deficiency

[DOI] [PMC free article] [PubMed] [Google Scholar] 67.Dickerhof N., Pearson J.F., Hoskin T.S., Berry L.J., Turner R., Sly P.D., Kettle A.J., Arest C.F

Its worth noting that in a formal study where IV glutathione was given twice weekly for 6 weeks, some participants self-reported lighter skin at the end of that period (6 weeks)
