Which of the following nutrients is essential for the maintenance of epithelial barrier function in the gut?

A Vitamin A ✓
B Vitamin D
C Vitamin E
D Vitamin K

Explanation

Vitamin A is essential for maintaining the integrity of epithelial cells and preventing gut barrier dysfunction.

Source

Journal of Nutrition
Metabolic and Nutritional Disorders Nutrition and Gut Health Gut Barrier Function Easy MEDICAL Confidence: high