Coca-Cola formula version of Coca-Cola syrup contains kola nut extract; originally included for its caffeine content, modern Coca-Cola uses caffeine citrate produced by the decaffeination of coffee. The primary taste of Coca-Cola is thought to come from vanilla and cinnamon, with trace amounts of essential oils, and spices such as nutmeg. A 2015 study identified and measured 58 aroma compounds in common colas, confirming significant amounts of compounds corresponding to cinnamon, vanilla, nutmeg, orange and lemon essential oils in Coca Cola. During the 1980s, most U.S. Coca-Cola bottlers switched their primary sweetening ingredient from cane sugar (sucrose) to the cheaper high-fructose corn
Double Cola Yet Double Cola is a distinctive part of culture in Southern Indiana, especially around Evansville (for example, Double Cola Fields). It was once marketed as a lower-cost alternative to Coca-Cola and other soft drinks, but Double Cola is now marketed as a premium brand in that area, with the same or higher price than Coca-Cola or Pepsi-Cola. Diet versions of both Double Cola and Ski have been developed in recent years. The "Jumbo" line of fruit-flavored drinks has been expanded to include peach, strawberry, pineapple, fruit punch, root beer, and blue creme soda. Some of these drinks are available only