Discussion: Vitamin A is essential for the maintenance of healthy epithelial tissue which is found in the skin, eyes, respiratory system, GI, and the urinary tract.

Notes: Sources of vitamin A: Vitamin A is found in dairy products, fish, darkly colored fruits and vegetables. Consumption of 5 servings of fruits and vegetables per day supplies 5 to 6 mg per day of provitamin A carotenoids, which provides about 50-65% of the adult RDA for vitamin A.