There is no such thing as what foods get better the fastest for duodenitis. Duodenitis is due to Helicobacter pylori infection, mental, drugs, bad habits and so on, food does not have a therapeutic effect, you can consider drug treatment. 1. Neutralize gastric acid and acid inhibitors: aluminum hydroxide can be used to neutralize gastric acid and reduce pepsin activity. Rabeprazole, Famotidine, Ranitidine can also be chosen. It can inhibit the secretion of gastric acid, reduce the stimulation of gastric acid on mucosa, and improve the symptoms of indigestion. 2. Gastrointestinal dynamics drugs: such as mosapride, domperidone, etc., to regulate the duodenal bulb, gastric sinus movement, reduce gastric acid damage to the mucosa. 3. Sterilization: mainly for the eradication of Helicobacter pylori infection. Commonly used amoxicillin, metronidazole, omeprazole, bismuth pectin and other joint sterilization. The above drugs should be used under the guidance of a doctor, and usually pay attention to the adjustment of diet and lifestyle habits. Daily diet should be small meals, avoid overeating.