Article: It's not just caffeine! Coffee, the most popular drink in the world after water, is a functional plant whose seeds produce a beverage that provides health benefits.(Coffee & Health)

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Coffee consumption continues to rise despite criticism against caffeine. Few people seem to know that coffee has just 1-2% of caffeine and many other substances in larger amounts, which may be more important than caffeine to the human organism. Nowadays it's possible to affirm that caffeine is a substance safe enough for consumers, without margin of error, even in high doses. A maximum limit is around 500 mg daily of caffeine, which is equivalent to a half-liter of coffee made from Arabica coffee and drunk in four doses along the day. Regular consumers can develop tolerance in taking even larger amounts. Normal caffeine consumption doesn't ...

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