Written by Rachael Link, MS, RD top top February 18, 2021 — medically reviewed by Kim Chin, RD, Nutrition

Drinking much more water is a common strategy used to promote weight loss.

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However, while plenty of people believe the weight loss may be because of increased urination, others case this is little much more than a myth.

This article takes an thorough look in ~ the evidence to recognize whether you lose weight as soon as you urinate.

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The urinary tract is responsible because that removing overfill fluid and also waste native the body.

It comprises numerous organs, including the kidneys, bladder, urethra, and also ureters.

The kidneys are responsible for filtering blood to produce urine, i m sorry is transported come the bladder by thin tubes that muscle known as ureters.

The bladder is a hollow organ that slowly expands as that fills v urine. It’s approximated that the bladder have the right to hold up to 2 cups (475 mL) of urine.

As your bladder beginning to to fill up, it sends a signal to your mind indicating that it’s time come urinate.

Finally, urine is excreted indigenous the body through the urethra by relaxing the internal and external sphincters, which are muscles that manage the circulation of urine (1).

On average, most people excrete roughly 27–68 ounces (800–2,000 mL) of urine every day (2).


The urinary tract is responsible because that removing fluid and also waste indigenous the body, i beg your pardon is filtered through the kidneys, transported to the bladder, and also excreted v the urethra.

Urination and your weight

Urination dram a an essential role in fat metabolism.

This is due to the fact that when girlfriend consume under calories 보다 your human body needs, fat shop throughout the human body are damaged down and used because that energy.

The byproducts of this procedure are then excreted indigenous the body v urine, sweat, feces, and also the lungs (3).

Urination may also cause various other minor changes in body weight.

For example, once you drink a huge amount the water, friend may notification that the number on the scale boosts slightly. Contrarily, once you urinate, that decreases slightly.

These fluctuations are normal, as studies display that boosting your daily intake of water is associated with greater urine output (4).

Therefore, the amount of weight you temporarily gain or shed throughout the job from liquid intake depends on exactly how much liquid you drink.

However, save in psychic that any type of weight gained from drink water is temporary, and your weight will decrease again when you urinate.


Drinking water may bring about temporary fluctuations in human body weight. Additionally, as soon as your body offers fat together energy, the byproducts of this process are excreted with the human body in several ways, consisting of through urine.

Studies imply that drinking more water may be useful for load loss (5, 6, 7).

That said, this isn’t necessarily due to increased urination.

Instead, studies present that drinking water before a meal can aid enhance feelings of fullness and reduce her appetite and food input (8, 9).

Drinking cold water might temporarily increase your metabolism slightly, potentially promoting weight lose (10, 11).

Still, making modifications to her dietary or exercise regimen is important for permanent weight loss.

Additionally, keep in mind the consuming particular drinks, consisting of sugar-sweetened beverages prefer soda, sweet tea, and sports drinks, deserve to increase her calorie intake and also lead come weight gain (12).

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While peeing more frequently might not straight lead to weight loss, boosting your water entry could assist support your weight lose progress.