The primary flavoring ingredients in a cola drink are sugar, citrus oils (from oranges, limes, or lemon fruit peel), tamarind, cinnamon, vanilla and an acidic flavorant. Manufacturers of cola drinks add trace ingredients to create distinctively different tastes for each brand. Trace flavorings may include nutmeg and a wide variety of ingredients, including vanilla and cinnamon. Acidity is often provided by phosphoric acid, citric acid or other isolated acids. Coke also uses a cocaine-free coca leaf extract
Coca-Cola's original two key ingredients were cocaine and caffeine. The cocaine was derived from the coca leaf and the caffeine from kola nut, leading to the name Coca-Cola (the "K" in Kola was replaced with a "C" for marketing purposes.
Kola nuts come from Kola trees grown in Africa.
