The idea caffeinated coffee & tea dehydrate you is misunderstood. It’s true that caffeine can be a weak diuretic – (stimulates urination) – but the loss is negated by the water in the drink itself. You’re ingesting more fluids than urinating when drinking a cup of caffeinated coffee or tea.

No, Coffee and Tea Aren’t Actually Dehydrating. Here’s Why

When you want to quench your thirst, you probably don’t reach for a steaming cup of coffee or tea. But despite what you’ve heard, coffee and caffeinated tea are not dehydrating, experts say.

It’s true that caffeine is a mild diuretic, which means that it causes your kidneys to flush extra sodium and water from the body through urine. If you’re peeing frequently, and thus losing lots of liquid, it’s logical to think you could become dehydrated — but it actually doesn’t work that way, explains Dr. Daniel Vigil, an associate clinical professor of family medicine at the David Geffen School of Medicine at the University of California Los Angeles.

“When you drink a cup of coffee or you drink a glass of iced tea, you are necessarily taking… Continue Reading (2 minute read)

9 thoughts on “The idea caffeinated coffee & tea dehydrate you is misunderstood. It’s true that caffeine can be a weak diuretic – (stimulates urination) – but the loss is negated by the water in the drink itself. You’re ingesting more fluids than urinating when drinking a cup of caffeinated coffee or tea.”

  1. TheReal8symbols

    The study everyone sites to claim that you need to drink eight literal cups of water a day has been misrepresented since it was released. While it does say you need to consume approximately eight cups worth of water a day it also says you get most of that from food and other drinks, even beer and coffee.

  2. facegun

    I dont know about all that because when I drink a 20 oz coffee I probably piss a good 100 ozs after

  3. captaincodein

    But why does black coffee make my mouth dry? 🙁 i guess that would be the place where the misconception started

  4. Smanginpoochunk

    Idk dude. I piss like a racehorse when I drink coffee.

  5. thrwwy45-

    Funny thing.. US talks of coffee making them poop.. Indians talk of coffee making them constipated.. just so amusing.

  6. ChefChopNSlice

    Whoever wrote this can’t measure volume 🙁

  7. Coolbreezy

    I don’t know about you, but I pee more than a single cup at a time.

  8. BLKush22

    I know guys that live off of coffee and cigarettes.. no way you’re not hydrating at least a bit

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