glutathione is for skin whitening Lightening Treatment Glutathione Injections for Skin Whitening:
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DNA Repair and Proteostasis Networks: GHK-Cu stimulates genes associated with DNA repair enzymes and proteasomal balance

doi:10.1038/s41467-021-22832-7

This is why glutathione therapy is crucial after mold exposure, especially IV therapy since your digestive system can break down the benefits of oral glutathione

Design and synthesis of isothiocyanate-containing hybrid androgen receptor (AR) antagonist to downregulate AR and induce ferroptosis in GSH-Deficient prostate cancer cells

Cross-regulation of signaling pathways by interferon-: implications for immune responses and autoimmune diseases

Nutrients 11(6):1234
