Rice and noodles are safe if cooked and steaming hot. Fruit is safe if freshly peeled by the consumer. Sealed bottled water is safe. Sealed carbonated drinks are safe. Unboiled tapwater Beverages not in factory-sealed containers Ice cubes unless made with safe water Milk products unless boiled or pasteurized Traveler's diarrhea is the tourist's most common complaint everywhere in the world.
All travel involves a risk of acquiring diarrhea.
The best defense is to develop safe eating and drinking habits when in high-risk areas. Various seafood poisons have similar symptoms to Traveler's Diarrhea. Whenever you exhibit symptoms, you need to get a careful dietary history. Learn more about dealing with seafood poisoning and toxins. Anything that is moist and warm, or at room temperature, is unsafe.