You can eat yam for duodenal bulb ulcers. Duodenal bulb ulcers are often found in the anterior or posterior wall of the duodenal bulb, often due to H. pylori infection or prolonged alcohol consumption, smoking, and endocrine disorders caused by overwork, frequent insomnia, worry, and anxiety. Yam has the effect of nourishing the stomach, while yam contains some trace elements, which are also helpful in improving ulcers and repairing mucous membranes. Most of the ball ulcer is recommended to eat some light food, mainly liquid, semi-liquid food, for spicy, fried and greasy food as far as possible to avoid, but also need to give drugs to inhibit gastric acid, promote the gastrointestinal power of drugs and drugs to protect the gastric mucosa symptomatic treatment. If the patient is HP-positive for H. pylori, anti-HP medication is required.