Nourishing the Gut: How Vitamin D May Help Reshape the Immune Response in Inflammatory Bowel Disease

By Sela Breen Published: September 02, 2026 1. Main Facts For the millions of individuals navigating life with inflammatory bowel disease (IBD), the human immune system—ordinarily a protective shield—becomes a source of chronic turmoil. Instead of defending the digestive tract, a misdirected immune response targets healthy gut tissue, resulting in persistent inflammation, unpredictable and painful…

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