Pineapple, formerly known as: pineapple, alias: luduozi, Latin name: Ananas comosus. Pineapple family, pineapple plants, pineapple is commonly known as pineapple, one of the famous tropical fruits, pineapple is native to South America, Brazil, Paraguay, along the Amazon River Basin, the 16th century, imported from Brazil to China. It has now spread throughout the tropics. Its edible part mainly consists of fleshy enlarged inflorescence axis, spirally arranged in the periphery of the flower composition, flowers usually do not bear fruit, persistent perianth lobes surrounded by a cavity, the cavity hides atrophied stamens and styles. Leaf fiber is very tough, can be fabric, rope, netting and papermaking.

Pineapple fruit quality, nutrient-rich, containing a large amount of fructose, glucose, vitamin B, C, phosphorus, citric acid and protease and other substances. Each 100 grams of pineapple contains 87.1 grams of water, 0.5 grams of protein, 0.1 grams of fat, 1.2 grams of fiber, 0.1 milligrams of nicotinic acid, 126 milligrams of potassium, 1.2 milligrams of sodium, 0.08 milligrams of zinc, 8.5 grams of carbohydrates, calcium 20 milligrams of phosphorus 6 milligrams of iron 0.2 milligrams of carotenoids 0.08 milligrams of thiamine 0.03 milligrams, 0.02 milligrams of riboflavin. Vitamin C 8~30 mg, 0.3 g of ash, another variety of organic acids and pineapple enzymes.