2018 pilot study liposomal glutathione system enhancement for cardiac protection: pharmacological options against oxidative stress and ferroptosis Essential Liposomal Glutathione Uses and

Most patients experience no side effects, but we're prepared to address any concerns immediately

Improvement of diseases related to the digestive system: for example, against inflammation in cases of gastritis, gastric ulcer, pancreatitis, intestinal inflammation , and Crohn's disease

These findings do not establish that every oral product is equally effective

"Structure, function and evolution of glutathione transferases: implications for classification of non-mammalian members of an ancient enzyme superfamily"

PMC 5647437

Given that supplements are concentrated versions of the vitamin, its unclear if foods would have the same effect