Oral glutathione in standard capsule form has less than 10% bioavailability due to peptidase degradation in the gut
Being careful of the purines that you consume, the organ meats, and the small fish that are very cellular, like sardines and anchovies, though we love them
What are the potential side effects of Glutathione injections on the skin
If hair is pre-lightened, it is unable to remove color.
Glutathione conjugation of aflatoxin B1 exo- and endo-epoxides by rat and research [PMID: 1391613] Laboratory literature summary: Glutathione conjugation of aflatoxin B1 exo- and endo-epoxides by rat and research subjects glutathione S-transferases
excess is excreted in urine, often causing bright yellow coloration, and no upper toxicity level has been observed)