Low Homocysteine? Not Good. Seeking Health Low glutathione levels can lead to symptoms such as fatigue, sleep problems, and brain fog. Boost your immune system and discover the many benefits of glutathione for your body and health #glutathione # Glutathione is such a critical soldier in our line of defense that our bodies make it themselves. We even have mechanisms that recycle and reuse it. But what happens when our toxic Nineteen year follow up of a patient with severe glutathione synthetase deficiency Journal of Human Genetics