Natural Ways to Increase Your Glutathione Levels What is glutathione, and why do you need to ensure its intake? Health News The Indian Express Glutathione is such an important antioxidant in human physiology, meaning it acts to combat oxidative stress. Strategies for increasing glutathione include: Consume sulfur rich foods like cruciferous vegetables Ensure you get The Best Foods To Boost Your Body's "Master Antioxidant"