(2023) did a pivotal experiment on rats using a 6 Gy pelvic irradiation causing a significant decrease in the microbiota's diversity, impaired GI morphology, neuroinflammation, and neuronal cell death
As for food, avoid eating spicy food for the first week
Natural Sources of Glutathione One of the most abundant sources of glutathione is found in sulfur-rich foods such as garlic, onions, broccoli, kale, cabbage, and cauliflower

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Updated June 2026 Medically reviewed 12 min read Important: This guide is for information only and does not replace medical advice