Caffeine is a stimulant found in coffee, tea, soda and chocolate. It’s known to help combat drowsiness, improve concentration and enhance alertness. The effects of caffeine are usually experienced within 30 minutes of consumption and can last up to 6 hours. The amount of caffeine that you need is different for everyone.
When consumed in moderation, there’s no evidence that caffeine has harmful effects on healthy adults.
Caffeine is also called caffein, coffee-ine, caf-fine or kaff-fine.
Caffeine is a substance that is found in a variety of food and drink.
Caffeine is also available as a dietary supplement.
Consume caffeine to boost energy.
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