glutathione and berberine Frontiers Liposomal Glutathione

The Honest Answer Short answer: For healthy individuals using properly dosed, regulated oral glutathione there is no strong evidence showing it causes kidney damage

Specifically concerning vitamin A, hypervitaminosis is considered when the plasma concentration of retinol surpasses 2.09 M

Studies have shown that healthy gastric mucosa has high levels of glutathione, which helps protect it from damage

Notably, specific commensals like Lachnospiraceae have been identified to alleviate hepatic ischemia-reperfusion injury (HIRI), particularly in steatotic donor livers, by inhibiting ferroptosis

The therapy is neither hype nor settled consensus