King of Tropical Fruits Hailed as the undisputed 'King of Fruits' in Southeast Asia, durian has an exotic flavor and unique scent. It contains vitamin A, B6, C, folic acid, thiamin, riboflavin and niacin. Important minerals such as potassium, iron, calcium, magnesium, sodium, zinc, and phosphorus are also found in durian, not to mention phytonutrients, protein, and beneficial dietary fats.