Pear is a more common fruit in life, sweet taste, juicy flesh, and has the role of clearing the lungs and phlegm, quenching thirst, loved by the masses. Usually, there is no fixed time to eat pear, any time of the day can be eaten. But because the pear itself belongs to the cold fruit, some people in the fasting when eating, will appear discomfort, it is recommended to choose to eat pear about half an hour after the meal. Pear contains a lot of sugar, if some people with poor gastrointestinal tract function eaten on an empty stomach, sugar will stimulate the stomach wall cells to secrete gastric acid, and then promote the peristalsis of the gastrointestinal tract, gastrointestinal tract peristalsis accelerated easily lead to gastric acid stimulation of gastric mucosa, increase the burden of the gastrointestinal tract, plus the pear is cold, easy to cause abdominal pain, diarrhea and other discomfort. Therefore, it is generally recommended that it is best to eat pears half an hour after meals, after there is a certain amount of food in the stomach, which can avoid the stimulation of the gastric mucosa and help the gastrointestinal tract to better absorb and digest. It should be noted that eating some pears in moderation has the effect of moistening the lungs and resolving phlegm and quenching thirst, but due to the cold characteristic of pears themselves, it is recommended to avoid eating pears when the temperature is too cold or during women’s menstruation, so as not to induce abdominal pain, diarrhea and other reactions, leading to discomfort of the body. And should pay attention to the amount of consumption, avoid eating too much, resulting in the body indigestion, causing diarrhea and a series of symptoms. In addition, because the pear contains certain sugar, diabetic patients should also pay attention to eat less.