Increase in renal glutathione in cholestatic liver disease is due to a direct effect of bile acids American Journal of Physiology Renal Physiology American Physiological Society Glutathione: Benefits and Supplements Is creatine dangerous? Does it cause liver or kidney damage? The Food and Drug Administration (FDA) warns the public on the dangers associated with the use of injectable lightening agents such as glutathione and Vitamin C. In the Philippines, several health and