Dragon fruit contains dietary fiber, vitamins, minerals and other nutrients, moderate consumption helps to promote food digestion and prevent constipation. For ordinary people, there is no specific limit to the time of consumption, and you can choose to eat according to your own situation. However, for people with diseases or special periods, there are certain restrictions on the amount and time of consumption. For people with weak gastrointestinal function, indigestion, ulcers and other conditions, it is not recommended to eat too much at night (more than 150 grams each time), so as not to increase the burden on the gastrointestinal tract, causing gastrointestinal discomfort symptoms, and even diarrhea, affecting sleep. The high sugar content in dragon fruit, eaten at night, may lead to fat accumulation, increased blood sugar, increased blood lipids and other conditions, so for the existence of high blood sugar, diabetes, hyperlipidemia and other people, is not recommended to eat at night. If such people want to eat dragon fruit, need to be limited in between meals. In addition, for the weak, allergic, menstrual period and other people, it is not recommended to eat a lot of dragon fruit at night, because it may increase the body discomfort. It should be noted that patients are generally not recommended to continue eating after 8:00 pm to avoid increasing the burden on the gastrointestinal tract and affecting the quality of sleep.