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
Jolt Cola smaller "Quick Fix" cans ( single-use pull-tab aluminum cans, similar to those used for Red Bull) and "battery" cans ( resealable aluminum cans with the same twist-off top as the battery bottles). The Jolt Cola website claimed that the "Quick Fix" sizes were available at establishments that serve "adult beverages," for use as a mixer. The flavors of Jolt offered were also changed. Flavors offered were Cola, Blue Raspberry, Cherry Bomb (cherry cola), Silver (lemon-lime), Wild Grape, Orange Blast, Passionfruit (featuring a yellow can) and Ultra (a diet drink with Splenda as its artificial sweetener alongside guarana, ginseng, taurine, and