Why is your mouth numb and sore after eating a green flat rice wrapped in green leaves in Vietnam?

1, Chili or Chili sauce: Vietnamese dishes are often seasoned with Chili or Chili sauce, which leads to oral irritation and numbness.

2. The ingredients are too sour or too sour: Some Vietnamese foods use acidic seasonings, such as vinegar and lemon juice. Excessive acidity or personal oral sensitivity to acidity leads to oral irritation and numbness.

3, oral allergies or allergic reactions: Some people have allergic reactions to specific foods or ingredients, such as allergies to certain vegetables, spices, nuts, etc. And symptoms of oral numbness after eating.