How long does it take for a mattress to dry after peeing?

Author: Dr. Maya Weissnat V  |  Last update: Sunday, September 7, 2025

Urine can dry fairly quickly. In fact, it may virtually disappear within about two to four hours. But even if the mattress is no longer damp, the odds are good that you'll still be able to smell the presence of urine.

Is a mattress ruined if it gets pee on it?

It's not advisable to skip washing a mattress on which someone has peed. Urine can lead to unpleasant odors, bacteria, and potential mold growth if not properly cleaned. Here's how you can clean the mattress:

How long does it take for urine to dry on a mattress?

How Long Does It Take for Pee to Dry on a Mattress? Pee on a mattress can dry in as quickly as two to four hours, so it's important to treat it immediately.

How long does it take to dry a wet mattress?

In general, a mattress that is only slightly damp may dry in a few hours with good air circulation, while a mattress that is very wet may take a day or more to dry completely. It's important to be patient and allow the mattress to dry completely before using it again to avoid further damage or mold growth.

How do you dry pee out of a mattress fast?

How to get Pee out of a Mattress Quick and Easy
  • 1. Wake up!
  • 2. Strip off the bed down to the mattress.
  • 3. Sprinkle wet spot with Baking Soda.
  • 4. Wait for about 20 min for the Baking Soda to absorb the moisture.
  • 5. Vacuum up the Baking Soda.
  • 6. Repeat the process by sprinkling on more baking soda.
  • 7.

How to Dry a Mattress

What to do after peeing on mattress?

You can skip the fancy cleaning products and find what you need right in your kitchen: white vinegar and warm water. Mix it up 50/50 and use a spray bottle to apply it to your mattress. Then blot the mattress again with a towel. You might have to repeat this process for a bigger (or smellier!)

Does pee smell go away when it dries?

“The smell gets more concentrated over time,” Dr. Kornreich says. Additionally, once a urine stain dries, you may no longer see it without using a black light. But you can still smell it, and so can your cat, which can lead them to pee in that area again.

How do you dry a mattress ASAP?

Use a fan or open windows to promote air circulation. Use a dehumidifier to remove excess moisture from the air. Sprinkle baking soda on the wet area to absorb moisture and eliminate odours. Flip the mattress periodically to ensure both sides are drying evenly.

Can you sleep on a wet mattress?

Let the mattress dry for at least a day or two. You can't take the risk of the bed you sleep on every night becoming a dwelling place for mold.

How do I know if my mattress is dry?

Q1: How can I tell if my mattress is completely dry? A1: The mattress should feel completely dry to the touch, with no signs of dampness or moisture. For thoroughness, check beneath the surface by pressing down firmly in various areas to ensure no moisture remains within.

Is it OK to sleep in a pee mattress?

Urine Can Contain Bacteria That Can Cause Infections

This is especially true if the urine isn't removed completely or the bed is not allowed to dry completely. These bacteria can cause various infections, including urinary tract infections, skin infections, and respiratory infections.

Can a peed on mattress be saved?

Create a mattress stain remover by combining 8 oz. hydrogen peroxide, 3 tbsp baking soda, 1 tsp dish soap in a spray bottle - this solution will remove urine stains on its own, just wait until the spots are gone.

What kills human urine smell?

Combat Urine with Hydrogen Peroxide and Surfactants Together

The hydrogen peroxide in Clorox ® Urine Remover breaks down the odor at its source through oxidization and removes uric acid crystals.

How long does it take for pee to dry on a mattress?

Urine can dry fairly quickly. In fact, it may virtually disappear within about two to four hours. But even if the mattress is no longer damp, the odds are good that you'll still be able to smell the presence of urine.

Does wetting the bed ruin the mattress?

That said, it's not just wetting the bed that can damage the upper layers of a mattress. Perspiration and body oils can also make their way into the top layers of your mattress, causing an overgrowth of bacteria and even lingering odor if not dealt with early and often.

Will urine smell in mattress go away on its own?

To eliminate the smell for good, you will need to lift and remove the stain. This will require a cleaning agent like vinegar, baking soda, a protease enzyme, or hydrogen peroxide. Depending on the cause and age of your urine stain, we suggest following one of the above methods.

What to do if your mattress gets wet with pee?

Simply create an effective cleaning solution from two kitchen ingredients—white vinegar and warm water. Create 50/50 mix, equal parts vinegar and water in a spray bottle and apply to your mattress. Once applied, blot the mattress with a dry towel and repeat.

Will a wet mattress dry on its own?

How long does it take a mattress to dry? It may take your mattress anywhere between 24-48 hours to completely dry after it has been soaked with water, depending on the material it is made from and how saturated it is.

How do you get pee out of a dry mattress?

How to get pee out of a mattress
  1. Find another bed. ...
  2. Blot the excess. ...
  3. Sprinkle baking powder onto the stain to soak up the remaining moisture.
  4. Mix a cleaning solution. ...
  5. Leave the solution to work. ...
  6. Blot up the liquid again. ...
  7. Sprinkle more baking soda over the whole surface of the mattress. ...
  8. Vacuum it up.

How long does it take for a mattress to fully dry?

How long does it take to dry a mattress? It typically takes 24-48 hours for a mattress to fully dry after cleaning, depending on factors like material and degree of moisture. Proper drying is crucial to prevent mold and mildew growth.

Can wetting the bed cause mold?

Urine contains bacteria, so if its left long enough it can develop mould. Urine contains urea, uric acid and other compounds that can be a risk. That smell of ammonia that gets trapped inside your mattress is caused by bacteria eating away at the residue of the urine.

How to dry pee quickly?

Pat the stain dry with paper towels.

This will get most of the moisture out of your pants and/or underwear. Use plenty of paper towels. Dab away at the stain slowly. When you can't soak up any more moisture with paper towels, try using the hand dryer.

How long does it take for urine to evaporate?

In some cases, it may take 4 hours to 3 days for the evaporative ingredients in the urine to fully evaporate; thus, leaving a completely dry panel 151.

What does UTI pee smell like?

Sometimes, ammonia is also a sign of: Urinary tract infection. Also called a UTI, such an infection happens when you have bacteria in any part of your urinary system. It causes strong or sweet smelling urine.

What does BV smell like?

BV is responsible for the fishy smell most commonly associated with unpleasant vaginal odors. The fishy smell may be especially strong after sex. Another common symptom to look out for with BV is a gray or grayish-white discharge.

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