Pineapple juice is a liquid made from pressing the natural liquid from the pulp of the pineapple (a fruit from a tropical plant). numerous pineapple varieties may be used to manufacture commercial pineapple juice, the most common of which are smooth cayenne, red spanish, queen, and abacaxi. in manufacturing, pineapple juice is typically canned.it is used as a single or mixed juice beverage, and for smoothies, cocktails, culinary flavor, and as a meat tenderizer. pineapple juice is a main ingredient in the piña colada and tepache.

Source: Wikipedia