l glutathione melanin effect Brightening from Within: How Naturally Reduces Hyperpigmen – Setu Nutrition Glutathione - Wikipedia

As such, the model was used to simulate how long it would take pharmacologically and toxicologically relevant concentrations of doxorubicin to yield a 70% reduction in GSH concentration, indicative of impaired cellular antioxidant defence, protein binding and cell death 19

These studies dont yet prove causation, but the patterns they reveal are concerning enough to warrant caution

Due to the lack of actionable industry standards and regulation, the misuse of anti-disease drugs and abnormal liver lipid metabolism in bullfrogs have become a major obstacle to the development of bullfrog aquaculture industry

doi: 10.1038/s41390-023-02747-3 195 ArjomandnejadMKopecALKeelerAM

Some studies suggest that it may inhibit melanin production, leading to a brighter complexion