Pineapple is flat, sweet, slightly sour, slightly astringent and slightly cold. It has the effects of relieving summer heat, quenching thirst, promoting digestion, relieving diarrhea, invigorating spleen and stomach, strengthening vitality, invigorating qi and blood, promoting digestion, eliminating dampness, beautifying and slimming. It is a seasonal fruit for both medicine and food in summer, but it is not advisable to eat too much at a time. (Li Shizhen's Compendium of Materia Medica)

Pineapple contains a substance called bromelain, which can decompose protein, help digestion, dissolve fibrin and blood clots blocked in tissues, improve local blood circulation, dilute blood lipids, eliminate inflammation and edema, and promote blood circulation. Especially after eating meat and greasy food, eating pineapple is more suitable to prevent fat deposition.

Bromelain can effectively decompose protein in food and increase gastrointestinal peristalsis. This enzyme can decompose protein in the stomach, supplement the deficiency of human digestive enzymes, and restore the normal digestive function of patients with dyspepsia. This substance can prevent gel aggregation and can be used to make milk sour or soften other fruits, but this property will be weakened when cooking.

In addition, the sugar and enzymes contained in pineapple have a certain diuretic effect, which is beneficial to nephritis and hypertension, and also has an auxiliary effect on bronchitis. Because of the function of cellulose, it also has a certain effect on the treatment of constipation. When you have indigestion, eating pineapple can stimulate appetite, relieve greasy, help digestion and relieve constipation. In addition, pineapple is rich in vitamin B 1, which can promote metabolism and eliminate fatigue.

Pineapple juice has a cooling effect and can effectively prevent bronchitis, but it is best not to have a fever. According to medical research, since ancient times, human beings often rely on bromelain contained in pineapples to relieve the symptoms of sore throat and cough. Pineapple peel is rich in bromelain and has rich medicinal value. According to the experiments of foreign experts for more than 20 years, the incidence of cardiovascular and cerebrovascular diseases and diabetes is obviously reduced after long-term consumption of pineapple peel, and it has certain anti-cancer effect. It also contains an enzyme that can decompose protein.

Actually, it's better not to eat at night. After all, it will increase the pressure of gastrointestinal digestion, but it is not particularly important to eat some fruit or drinks at night. Pineapple is rich in cellulose. If we drink it at night, not only will we not get fat, but it will also have a certain effect on treating constipation.