The Ultimate Guide to Decaf Coffee: Hydration Hero or Dehydration Villain?

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Written By Chad Kelley

The overly caffeinated chef dad taking you down the rabbit hole of caffeinated knowledge

Ever been to a coffee shop and ordered a decaf coffee just to get a weird look from the barista? Trust me, you’re not alone. Decaffeinated coffee is the black sheep of the coffee family, but that doesn’t mean it’s any less loved.

Yellow background with decaf spelled in black surrounded by coffee beans

So, buckle up and join me on this caffeinated (or should I say decaffeinated) adventure!

Decaffeinated Coffee and Hydration

Does decaf coffee count as water intake?

Absolutely! Decaf coffee may not have the same kick as its caffeinated sibling, but it still counts towards your daily water intake. In fact, both regular and decaf cups of coffee can contribute to keeping you hydrated. So, feel free to sip on that decaf guilt-free.

Is decaf coffee good for hydration?

Does Decaf coffee hydrate you, you ask? Decaf coffee is, indeed, good for hydration! Contrary to popular belief, it doesn’t have a significant diuretic effect, meaning it won’t make you rush to the restroom as often as you might think. So, go ahead and drink decaf coffee goodness without worrying about dehydration.

Post it note on a corkboard saying DRINK MORE WATER

Can you stay hydrated with decaf coffee?

So does decaf coffee hydrate? Yes, you can stay hydrated by drinking coffee, decaf coffee that is. While it’s essential to maintain a balance and not rely solely on coffee for hydration, it’s perfectly fine to include decaf coffee as a part of your daily fluid intake. Just remember to also drink water and other hydrating beverages.

Is decaffeinated coffee good for hydration?

In short, yes! Drink Decaffeinated coffee, like regular caffeinated coffee, as it provides hydration and contributes to your daily fluid intake. It may not be as effective as water or other hydrating beverages, but it certainly won’t leave you parched.

Decaf Coffee and Its Effects on the Body

Is decaf coffee a diuretic?

Decaf coffee is often believed to be a diuretic, but studies have shown that its diuretic effect is minimal. You won’t be making constant trips to the restroom after drinking two cups of decaf, so rest assured, your bladder won’t be working overtime.

Does decaf coffee raise blood pressure?

You will find several conflicting reports on this question. But will decaffeinated coffee rase blood pressure? The consensus is yes it will. It may be temporary but regardless, expect a brief spike in your blood pressure regardless if you are drinking regular or decaf coffee. I’m not sure why as it goes against what I thought, that caffeine is what raises blood pressure. Turns it isn’t… well at least not in this case.

If you are concerned with your blood pressure please follow the suggestions and guidelines of your doctor and not us. We are coffee fanatics, not doctors.

Related Article: 5+ Amazing Benefits of Drinking Date Seed Coffee

Is too much decaf coffee bad for your kidneys?

While drinking excessive amounts of any beverage isn’t ideal, decaf coffee isn’t particularly harmful to your kidneys. However, moderation is key. Stick to a daily limit of reasonable intake, and your kidneys should be just fine.

Is decaf coffee OK for overactive bladder?

Decaf coffee can be a better option for those with an overactive bladder, as it contains significantly less caffeine than regular coffee. That said, everyone’s sensitivity varies, so pay attention to how your body reacts and adjust your intake accordingly.

Related Article: Decaf Coffee Unmasked: The Lowdown on Diuretics, Pros, and Cons

Decaf Coffee and Dehydration

Does decaffeinated coffee dehydrate you?

Contrary to what many people believe, if you drink decaf coffee, it does not cause significant dehydration. While caffeine can have a mild diuretic effect, the amount in decaf coffee is much lower, making its impact on dehydration negligible. In other words, you can enjoy your decaf without the fear of turning into a human raisin.

Is decaf coffee as much of a diuretic?

Nope! Decaf coffee is less of a diuretic compared to regular coffee, thanks to the reduced caffeine content. This means you won’t experience the same urgency to use the restroom as you would with a fully caffeinated cup of joe. So, go ahead and savor that decaf cup of coffee without dreading the constant bathroom breaks.

Does decaf coffee dehydrate you?

The myth that decaf coffee causes dehydration has been debunked. While it’s true that caffeine can lead to dehydration, the levels in decaf coffee are so low that the risk of dehydration is minimal. Keep calm and drink your regular and decaf coffee, my friends.

Side Effects of Decaffeinated Coffee

What are the side effects of decaf coffee?

Decaf coffees are generally well-tolerated, but some people may experience mild side effects as they do with any brewed coffee. These can include headaches, dizziness, or an upset stomach. However, these side effects are usually rare and less severe than those caused by regular coffee.

What is the side effect of decaf coffee?

One potential side effect of decaf coffee is that it may not provide the same energy boost as regular coffee. This is due to the reduced caffeine content. However, for those who are sensitive to caffeine or need to limit their intake, decaf can be a great alternative without the jittery side effects.

Neurons firing in the brain need coffee, real coffee not decaf

Caffeinated Coffee vs. Decaffeinated Coffee: The Great Showdown

When it comes to choosing between caffeinated and decaffeinated coffee, it’s essential to understand the key differences and how they may impact your body. Let’s dive into a head-to-head comparison to help you make the best decision for your coffee needs.

Caffeine Content

The most obvious difference between the two is the caffeine content. Regular coffee contains caffeine, caffeine is a mild, natural stimulant that can temporarily boost energy, alertness, and focus. Decaf coffee, on the other hand, has had most of its caffeine removed, making it an ideal option for those who are sensitive to caffeine or have health concerns that require reduced daily caffeine intake.


While both caffeinated coffee and decaffeinated coffee contribute to hydration, there is a slight difference in their effects. Caffeinated coffee has a mild diuretic effect, which can lead to increased urination and potential dehydration if consumed in large quantities. Decaf coffee has a minimal diuretic effect, making it less likely to cause dehydration. So back to the question at hand. Does decaffeinated coffee dehydrate you… No. No It won’t.

Related Article: Mushroom Coffee Craze: 5 Reasons Why It’s Worth the Hype

Health Effects

Caffeinated coffee can temporarily raise blood pressure and heart rate, potentially affecting those with cardiovascular concerns. Decaf coffee, with its reduced caffeine content, poses less of a risk in this regard.

On the flip side, the stimulating effects of caffeine can improve athletic performance, cognitive function, and even offer some protection against diseases like Parkinson’s and Alzheimer’s. Decaf coffee may not provide these same health benefits due to its lower caffeine content.


There can be subtle but significant differences in flavor between caffeinated and decaffeinated coffee. The decaffeination process can sometimes affect the taste and aroma of the coffee beans. However, advancements in decaffeination methods have led to high-quality decaf options that come close to matching the flavor of their caffeinated counterparts.

The Decaf-finity Gauntlet: Concluding Thoughts

As we reach the end of our caffeine-free journey, it’s clear that decaf coffee is not the dehydrating villain it’s often made out to be. With minimal diuretic effects and the ability to contribute to daily hydration, decaf proves to be a worthy alternative to regular coffee.

So, go ahead and order that decaf with pride, knowing you’re not sacrificing your hydration for the sake of a delicious brew.

Frequently Asked Questions

What is the point in drinking decaf coffee?

The main advantage of drinking decaf coffee is to enjoy the taste and experience of coffee without the caffeine. This is particularly beneficial for individuals who are sensitive to caffeine or need to limit their intake due to health concerns.

Can I drink tea instead of water for hydration?

Yes, tea can contribute to your daily fluid intake and help with hydration. However, it’s essential to maintain a balance and not rely solely on tea for hydration. Make sure to also drink water and other hydrating beverages.

What tea is good for dehydration?

Herbal teas and caffeine-free teas, such as chamomile, peppermint, or rooibos, are great options for staying hydrated. These teas lack the diuretic effects of caffeinated teas, making them a better choice for hydration.