Foods High In Glutathione What is Glutathione? What are the Benefits of Glutathione? Frontiers Traditional uses, phytochemistry, pharmacology and toxicology of garlic (Allium sativum), a storehouse of diverse phytochemicals: A review of research from the last decade focusing on health and nutritional implications Did you know? Garlic is high in sulfur compounds that help increase levels of glutathione. This antioxidant is part of your body's first line of defense against stress. For more details, visit