Which vitamin is necessary for the maintenance of epithelial and mucosal integrity, and its deficiency can lead to skin problems and impaired wound healing?

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

Explanation

Vitamin A is essential for the maintenance of epithelial and mucosal integrity, and its deficiency can lead to skin problems, such as acne and impaired wound healing.

Mnemonic

A = Acne, skin problems due to Vitamin A deficiency

Source

Dietetics textbooks
Vitamins Nutrition Skin Health Easy MEDICAL Confidence: high