Origin: Pineapple is a tropical plant, which originated in South America and was introduced into China from Brazil. It is also recorded that at the end of 18, Portuguese missionaries who came to China first planted pineapple seeds on the land of China and Macau. By the 1970s of 19, the supply of fresh pineapples and fruit juices in the United States accounted for more than 70% of the world market. At present, Thailand is the main producer of Asian pineapples. Guangdong Huangdeng pineapple is the most famous in China. It is a new variety with Lingnan characteristics. It is not only thick and big, but also sweet as honey and fragrant as flowers.
Nutrition: Pineapple is rich in nutrition, the content of vitamin C is five times that of apple, and it is also rich in prions, which can help people digest protein. After eating meat and greasy food, eating pineapple is the most beneficial. According to scientific determination, the fresh fruit and meat of pineapple are rich in fructose, glucose, amino acids, organic acids, protein, fat, crude fiber, calcium, phosphorus, iron, carotene, vitamins, nicotinic acid and other nutrients.
Diet therapy: 1. Modern medical research has proved that pineapple enzyme contained in pineapple juice is widely used in medical treatment, which has obvious effects on digesting protein and treating bronchitis. It can dissolve the thrombus that leads to heart attack and prevent the formation of thrombus, thus greatly reducing the mortality rate of heart patients. 2. The sugar, salt and enzyme contained in pineapple have diuretic and detumescence effects. Regular use of fresh pineapple juice is beneficial to hypertension, and can also be used for nephritis, edema, cough and excessive phlegm. 3. Pineapple contains vitamin B 1, which promotes human metabolism and eliminates fatigue. 4. Prevent constipation. Pineapple contains a lot of dietary fiber that can promote defecation.
Diet prescription: 1, for bronchitis. Ingredients: pineapple meat120g, honey 30g. Method: decoct twice a day. 2. Treat dysentery. Ingredients: pineapple 1. Method: Peel and cut into small pieces to eat, three times a day. 3. Treat indigestion. Material: 1 pineapple and 2 oranges. Method: Peel the pineapple and cut it into small pieces to juice, peel the orange and juice, and mix the two kinds of juice evenly before drinking. Drink 20ml each time, twice a day. 4. Treat glomerulonephritis. Ingredients: 60g pineapple meat and 30g fresh cogongrass rhizome. Method: decoct with water.
Tips for shopping: When choosing a pineapple, you should choose a fragrant and heavy one, and play its skin with your index finger, so that the sound is crisp and firm. At the same time, we should pay attention to the color of the peel, and only two-thirds of it can be eaten raw.
Note: 1. When eating pineapple, you can peel it first, then cut it and soak it in salt water, which can make some organic acids decompose in salt water and reduce poisoning (pineapple soaked in salt water tastes sweeter and more refreshing). 2. Some people will cause allergies after eating pineapple, commonly known as "pineapple disease" or "pineapple poisoning". Abdominal pain, nausea, vomiting, diarrhea and allergic symptoms occurred after eating. Therefore, people with a history of pineapple allergy should not eat it. It is best to eat pineapple raw after meals, so as not to cause abdominal pain. Because pineapple protein can dissolve fibrin and casein, patients with gastric ulcer, kidney disease and patients with blood coagulation insufficiency should not eat pineapple excessively, so as not to aggravate the condition.
In addition, Hainan, Fujian, Guangxi and Yunnan are rich in pineapples.