methitrexate plus glutathione Methotrexate: Integrating molecular pharmacology, systems toxicology, and precision rescue strategies A Chemical structure of methotrexate,
Description
Forcina and Dixon, 2019)

It works by fitting directly into the lipid layers of skin to help restore structure and reduce transepidermal water loss (TEWL)

[DOI] [PMC free article] [PubMed] [Google Scholar] 95.Leuthner B., Aichinger C., Oehmen E., Koopmann E., Mller O., Mller P., Kahmann R., Blker M., Schreier P.H

Studies in animal models with gut microbiota depletion have shown increased plasma tryptophan, elevated brain serotonin concentrations, and reduced kynurenine pathway activity, all of which normalize following microbiota restoration (229231)

doi: 10.1073/pnas.0308114100 11 HuhtaniemiI
