People suffering from an ulcer should avoid eating spicy and fatty foods, including deli meats, bacon, garlic, onion and peppers, according to Drugs.com. Cheeses that have a strong seasoning or flavor such as jalapenos or black pepper can be problematic. Cream and other whole-milk dairy products, as well as tomato-based foods such as tomato paste, sauce or juice can make symptoms worse.
Limiting or eliminating certain beverages from your diet can help alleviate symptoms caused by ulcers, states Drugs.com. Caffeinated beverages such as soda, coffee and tea have a negative effect on ulcers. Chocolate and cocoa products can also upset an ulcer, including chocolate milk and hot cocoa. Fruit juices such as orange and pineapple are high in acidity and can irritate the stomach.
Drinking alcohol can cause an ulcer to form, particularly if it's combined with taking nonsteroidal anti-inflammatory drugs, or NSAIDs, according to Everyday Health. Alcohol can cause a bleeding ulcer and can prevent proper healing and recovery. Smoking cigarettes is also a common cause of ulcers. Those who smoke often experience an increase in stomach inflammation and blood flow. Bleeding and perforated ulcers can be caused by smoking, and quitting can speed recovery.
Foods that commonly help soothe ulcer symptoms include fresh vegetables and whole fruits, states Drugs.com. Whole-grain products such as brown rice and whole-wheat pasta or bread are healthy choices. People should reduce salt and sugar intake and favor healthy fats such as olive and canola oil over saturated fat products.