does glutathione increase testosterone Replacement therapy: Potential benefits and risks Glutathione | Strive Pharmacy

They maintain the required antioxidant level in the body by reducing the level of peroxides and making nicotinamide adenine dinucleotide phosphate (NADPH) and glutathione available for the primary antioxidant enzymes

The list includes cytochrome c oxidase (the terminal electron-transport-chain enzyme), Cu/Zn superoxide dismutase (an antioxidant enzyme), lysyl oxidase (which cross-links collagen and elastin in extracellular matrix), tyrosinase (in melanin synthesis), dopamine beta-hydroxylase (in neurotransmitter synthesis), and others

Rigorous LC-MS characterisation across doses and routes would provide a more definitive reference

Animal data is labelled as such and never presented as equivalent to human trial data