Why is caffeine used in some Coca‑Cola drinks?

Caffeine is used to enhance the flavour of certain carbonated drinks such as Coca-Cola, adding a slightly bitter taste, and is added for its alerting properties in energy drinks.

Other Coca-Cola drinks that contain caffeine include Diet Coke, Coke Zero, Dr Pepper, Glaceau Vitamin Water Spark and Relentless. Caffeine free Coca-Cola drinks include Fanta, Lilt and Powerade ION4.

Use the Coca-Cola Caffeine Counter to find out more about caffeine, track your daily caffeine consumption and find out which Coca-Cola drinks are caffeine free.