Red BullŪ Energy Drink is a functional drink and not a thirst quencher. Generally, you can compare its digestibility with that of coffee, and this is a good guide to the amount you can drink. It is recommended that the daily consumption including the consumption at one time of Red BullŪ Energy Drink should conform to a person's intake of caffeine, and this varies from person to person. The caffeine in one can of Red Bull equals that of one cup of filtered coffee.
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