life extension glutathione supplement Glutathione, Cysteine & C, 100 Capsules Vitamins and Supplements Rooted in

Evidence, regulatory status, sourcing, and appropriate use vary by product

Rich et al

Contributing factors include: reduced nutritional intake (proteins, essential amino acids, competition between amino acid transporters, vitamin insufficiency [riboflavin: GSSG reductase, nicotinic acid: NADPH, pyridoxine (B 6 ): SAMe pathway], mitochondrial dysfunction: ATP deficiency, down regulation SAMe synthase, oxidation of SAMe pathway enzymes, enhanced GSH utilization: conjugation reactions (toxins, drugs), and overwhelming oxidative challenge

The most commonly observed adverse events (incidence of 5% and twice that of placebo) were oily spotting, flatus with discharge, fecal urgency, fatty/oily stool, oily evacuation, increased defecation and fecal incontinence