glutathione-s-transferase Glutathione transferases as mediators of signaling pathways involved in cell proliferation and cell death Glutathione S-transferase - Wikipedia

The answer is nuanced, but the bottom line is reassuring

Anti-Aging Properties In addition to its skin lightening benefits, glutathione also possesses anti-aging properties

Vascular density at the myotendinous junction of the rat gastrocnemius muscle after immobilization and remobilization

Clinical signs are indistinct and include lethargy, depression, ataxia, anorexia and intermittent vomiting, and in severe cases, can induce neurological disease and blindness in cats

Setria Glutathione is manufactured through a patented fermentation process to yield high purity and high quality, is vegetarian and allergen-free

Pernicious Anemia & Megaloblastic Anemia: Supports healthy blood and oxygen transport