Mouth ulcer patients can eat durian in moderation. Mouth ulcers can have varying degrees of pain in the mouth and tongue and affect eating, in the diet need to choose light texture soft food, avoid spicy, sour, rough food, so as not to stimulate the ulcer site caused by pain aggravation. Durian is a fruit containing more sugar, vitamins and trace elements, ulcers generally have no special effect, but it has an irritating odor, mouth ulcers can eat durian if they can tolerate. However, durian is sweet, and as a fruit with limited nutrients, it is recommended to eat in moderation and have regular meals. Mouth ulcers are self-limiting diseases, but if there are multiple ulcers, long lasting ulcers, or white spots, herpes and other discomforts, you need to go to the hospital in time.