Food is an essential part of our life. However, if you get constipated or feel bloated quite often, it can get very uncomfortable. Some food that we eat can be the cause of bloating. Here is a list of foods that cause bloating: 1. Beans. 2. Lentils. 3. Carbonated drinks. 4. Wheat. 5. Onions. 6. Rye. 7. Dairy products. 8. Garlic.