Which vitamin is necessary for the maintenance of epithelial and mucosal integrity, and its deficiency can lead to symptoms such as cheilosis and glossitis?

A Vitamin A (Retinol)
B Vitamin B2 (Riboflavin) ✓
C Vitamin B6 (Pyridoxine)
D Vitamin E (Tocopherol)

Explanation

Riboflavin, also known as vitamin B2, is important for maintaining the integrity of epithelial and mucosal tissues, and its deficiency can cause symptoms such as cheilosis and glossitis.

Source

Nutrition: An Applied Approach
Vitamins Nutrition Mucosal Integrity Easy MEDICAL Confidence: high