Coffee Does Not Dehydrate You, Says New Study

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By: Lee Rannals, 01/10/2014

A new study published in the journal PLOS ONE says that drinking a moderate amount of coffee does not lead to dehydration. There is a common belief that drinking coffee or other caffeinated drinks can lead to dehydration, and it has long been known that caffeine acts as a mild diuretic. However, the effects of coffee consumption on fluid balance cannot be directly compared to pure caffeine.

 

Prior to the latest research, only two studies had specifically investigated the effects of caffeine in the form of coffee on hydration. This was the first study to directly assess the effects of moderate consumption of coffee compared to equal volumes of water.

 

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