Pineapple, China Fujian, Guangdong, Hainan, Guangxi, Yunnan are cultivated. Native to tropical America. Commonly known as pineapple, one of the famous tropical fruits. There is an enzyme in pineapple, which, if consumed directly, may trigger an allergic reaction with symptoms such as diarrhea, vomiting or headache, and may also irritate the oral mucosa and the tender epidermis of the lips. Salt water can destroy this enzyme, if the soaking time is not enough, the pineapple enzyme is not completely inactive, may still cause allergies. In addition, pineapple also contains oxalic acid, which affects the body's absorption of calcium and iron, soaked in salt will also neutralize its acidity, reducing the possible harm to the body.

Additionally, pineapple is pineapple, you can refer to the Baidu encyclopedia "pineapple", because some people for monetary purposes, the common varieties and rare varieties of different names, but pineapple is pineapple!