Fayrouz is a brand of non-alcoholic beverages. The Fayrouz pineapple variant refer to a pineapple-flavored drink from this brand. Fayrouz drinks are carbonated and made with natural fruit extracts, offering a refreshing taste. They are popular in several countries and come in a variety of flavors. The pineapple flavor would have the sweet and tangy taste characteristic of pineapples.