The liver is both the primary site of glutathione synthesis and the organ most dependent on it GSH is essential for phase II conjugation reactions that neutralise toxins, drug metabolites, and alcohol breakdown products (acetaldehyde)
The documented doses, such as 0.01 to 1 mg/kg intravenously in animal models or 0.03 mg/kg intravenously in the clinical ileus study, are pure study parameters and serve to describe the state of research
An accumulation of lactate to dangerous levels ( lactic acidosis ) can occur when metformin is taken by patients with other conditions resulting metabolic acidosis (liver disease, heart failure, sepsis, alcohol abuse), or kidney disease (as indicated by elevated creatinine levels) because metformin is eliminated by renal excretion) (He & Wondisford, 2015
Gynecol Endocrinol 28 , 965968, (2012)