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How Much Water To Drink With Creatine? Tips For Different Body Types!

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As a fitness enthusiast, I’ve seen firsthand the incredible benefits of creatine supplementation for enhancing athletic performance, building lean muscle mass, and boosting overall strength and power. However, one of the most common questions I get from my friends is, “How much water should I drink with creatine?” It’s a crucial consideration, as proper hydration is essential for maximizing the effectiveness of creatine and avoiding potential side effects.

In this comprehensive guide, I’ll dive deep into the science behind creatine and hydration, provide practical tips for staying hydrated while supplementing, and answer some of the most frequently asked questions about this popular performance-enhancing supplement.

Key takeaways:

Creatine draws water into muscle cells, so increased hydration is necessary
Aim for an additional 8-16 oz of water per day when taking creatine
Monitor hydration status by checking urine color and listening to your body
Creatine loading phases may require even greater water intake
Staying hydrated optimizes creatine’s benefits and prevents side effects

How Creatine Works In The Body?


To understand why hydration is so important with creatine, it’s helpful to know a bit about how this supplement actually works in the body. Creatine is a naturally occurring compound that’s produced in the liver, kidneys, and pancreas and is also found in foods like meat, fish, and eggs. When you supplement with creatine, it’s stored in your muscles as phosphocreatine, which helps produce adenosine triphosphate (ATP)[Sourced from American Chemical Society], the primary energy currency of the cell.

During high-intensity exercise, ATP is rapidly depleted, leading to fatigue. By increasing your muscles’ phosphocreatine stores, creatine supplementation allows for faster ATP replenishment, translating to improved strength, power, and muscular endurance. However, this process also causes your muscles to draw in and retain more water, which is why staying hydrated is so crucial when taking creatine.

Why Does Creatine Make You So Thirsty?

If you’ve ever supplemented with creatine, you may have noticed that you feel thirstier than usual. This is because creatine has an osmotic effect, meaning it pulls water into your muscle cells. While this cell volumization is actually beneficial for muscle growth and performance, it can also lead to a temporary redistribution of water in the body, leaving you feeling more thirsty.

Additionally, if you’re not drinking enough water while taking creatine, your body may start to pull water from other tissues to compensate, further exacerbating feelings of thirst. This is why it’s so important to listen to your body and drink water accordingly when supplementing with creatine.

Practical Tips To Stay Hydrated While Taking Creatine Supplements

So, how much water should you actually drink when taking creatine? A good rule of thumb is to aim for an additional 8-16 ounces (about 0.5-1 liter) of water per day on top of your normal fluid intake. For most people, this means a total of around 100-120 ounces (3-3.5 liters) of water daily.

Here are some practical tips to help you stay hydrated while supplementing with creatine:

  1. Carry a water bottle with you and sip regularly throughout the day
  2. Set reminders on your phone or use a hydration-tracking app
  3. Drink a glass of water with each dose of creatine
  4. Monitor your urine color – aim for light yellow, not dark or clear
  5. Eat water-rich foods like fruits and vegetables to boost hydration
  6. Increase water intake during creatine loading phases and intense workouts

Will Creatine Supplementation Cause Water Retention?

One common concern about creatine is that it will cause excessive water retention, leading to bloating and weight gain. While it’s true that creatine can cause your muscles to hold onto more water, this effect is largely intracellular (inside the muscle cells) rather than subcutaneous (under the skin).

In fact, the water retention associated with creatine is actually a good thing – it’s a sign that the supplement is working to volumize your muscle cells, supporting growth and performance. Any initial weight gain from creatine is primarily due to this increased muscle hydration, not fat gain.

How Much Water To Drink With Creatine Supplements (And Why It Matters)

To dive deeper into the specifics of hydration and creatine, let’s look at a real-world example. Let’s say you’re taking 5 grams of creatine per day, a common maintenance dose. In this case, you’d want to aim for an additional 12-20 ounces (about 0.35-0.6 liters) of water on top of your baseline fluid intake.

Why does this extra hydration matter so much? For one, it helps optimize the uptake and utilization of creatine by your muscles. When your cells are properly hydrated, they’re able to store and use creatine more efficiently, maximizing its performance-boosting effects.

Adequate hydration also helps prevent some of the potential side effects associated with creatine supplementation, such as digestive discomfort, muscle cramps, and headaches. By ensuring your body has enough fluid to process and transport creatine effectively, you minimize the risk of these unwanted symptoms.

Benefits Of Creatine: Improved Exercise Performance

When combined with proper hydration, creatine offers a wide array of performance benefits for athletes and fitness enthusiasts. Research has consistently shown that creatine supplementation can:

  • Boost strength and power output
  • Increase lean muscle mass
  • Enhance muscular endurance
  • Improve sprint performance
  • Accelerate post-exercise recovery

By optimizing your hydration status while taking creatine, you ensure that your body is primed to reap the maximum benefits of this powerful supplement. Proper hydration allows for efficient creatine uptake, supports muscle function, and helps delay fatigue during intense training sessions.

Are There Any Potential Side Effects Of Creatine?

When taken at recommended doses and combined with adequate hydration, creatine is generally safe and well-tolerated. However, some people may experience minor side effects, such as:

  • Digestive discomfort (bloating, diarrhea)
  • Muscle cramps
  • Headaches
  • Water retention

Importantly, these side effects are often related to insufficient hydration rather than the creatine itself. By staying on top of your fluid intake and listening to your body, you can minimize the risk of these unwanted symptoms.

It’s also worth noting that while creatine is safe for most people, those with pre-existing kidney issues should consult with a healthcare professional before starting supplementation, as the increased fluid demands may strain the renal system.

Is It Good To Drink A Lot Of Water When Taking Creatine?

While proper hydration is essential when taking creatine, it’s also possible to overdo it. Drinking excessive amounts of water can lead to a condition called hyponatremia[Referred from NIH], where the body’s sodium levels become diluted, potentially causing symptoms like nausea, headaches, and fatigue.

To strike the right balance, aim for the recommended additional 8-16 ounces of water per day when supplementing with creatine, and monitor your hydration status by paying attention to thirst cues and urine color. If you’re engaging in intense exercise or living in a hot climate, you may need to adjust your fluid intake accordingly.

Is Too Much Water Bad For Creatine?

In short, yes – drinking too much water can actually hinder the effectiveness of creatine supplementation. When you flood your body with excess fluid, it can dilute the concentration of creatine in your muscles, reducing its performance-boosting effects.

Additionally, overhydration can lead to electrolyte imbalances and strain on the kidneys, which are responsible for processing and excreting creatine metabolites. By sticking to the recommended hydration guidelines and avoiding excessive fluid intake, you ensure that your body can efficiently utilize and benefit from creatine supplementation.

In Summary

Proper hydration is a critical component of successful creatine supplementation. By understanding the science behind creatine and fluid balance, and implementing practical strategies to stay hydrated, you can optimize the performance benefits of this powerful supplement while minimizing the risk of side effects.

Remember, everyone’s hydration needs are unique, so it’s essential to listen to your body and adjust your fluid intake based on factors like exercise intensity, climate, and individual response to creatine. With the right approach to hydration, creatine can be a safe, effective tool for taking your athletic performance and physique to the next level.


1. How much water should I drink per 5g of creatine?

Aim for an additional 12-20 ounces (0.35-0.6 liters) of water per 5g dose of creatine.

2. Can I mix creatine with other liquids besides water?

While water is the best choice for mixing creatine, you can also use other low-calorie, non-acidic beverages like unsweetened tea or coconut water.

3. Should I drink more water during creatine loading phases?

Yes, during loading phases where creatine doses are higher (around 20g per day), it’s especially important to increase your fluid intake to support proper absorption and prevent side effects.

4. How can I tell if I’m dehydrated while taking creatine?

Signs of dehydration include dark yellow urine, thirst, headaches, fatigue, and muscle cramps. If you experience these symptoms, increase your water intake and consider electrolyte supplementation.

5. Can creatine cause kidney damage?

When taken at recommended doses and combined with proper hydration, creatine does not pose a risk to kidney health in healthy individuals. However, those with pre-existing kidney issues should consult a doctor before supplementing.


Harvard Health(2023) How much water should you drink? Available online at: https://www.health.harvard.edu/staying-healthy/how-much-water-should-you-drink

WebMD(n.d) Creatine – Uses, Side Effects, and More Available online at: https://www.webmd.com/vitamins/ai/ingredientmono-873/creatine

David Mercer

Dr. David Mercer is a board-certified physician in internal medicine and general practice. He has over 20 years of experience working in hospital settings, clinics, and private practice providing comprehensive care to patients.

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