Suddenly not being able to eat chili peppers generally refers to the sudden appearance of discomfort caused by consuming chili peppers, which may be caused by dietary habits, mouth ulcers, gastritis and so on. 1. Dietary habits: Suddenly eating chili peppers after not eating them for a long time may cause discomfort, causing significant discomfort in the esophagus and stomach. 2. Mouth ulcers: chili peppers contain a large amount of capsaicin, which can stimulate the ulcers to cause severe pain, so people with mouth ulcers may refrain from eating chili peppers for fear of pain. 3. Gastritis or other gastrointestinal diseases: capsaicin can stimulate the gastric mucosa, resulting in an increase in the secretion of gastric acid, making the stomach produce a burning pain, gastritis or other gastrointestinal diseases patients are more likely to eat chili pepper after the pain is triggered, and therefore can’t eat chili pepper situation. There are many other reasons why you can’t eat peppers suddenly, if the above symptoms are not relieved, or accompanied by other symptoms, you should go to the hospital in time, after the cause is clear to give targeted treatment.