How to Get Urine Out of Memory Foam Mattress?

Urine stains on a memory foam mattress can be a nightmare. Whether it’s a toddler’s accident or a pet mishap, dealing with urine stains promptly is crucial to avoid lasting damage. These stains not only leave unsightly marks but can also lead to persistent odors if not properly treated.

In this guide, we’ll walk you through a step-by-step process to effectively remove urine stains from your memory foam mattress while keeping it fresh and clean.

Table of Contents

How to Clean Memory Foam Mattress After Bedwetting?

Here is the detailed guide for the cleaning process, steps by steps.

Step 1. Blot up any excess urine with a dry cloth

You can clean up a urine spill easily and quickly with a dry cloth or paper towel, then lifting it off. This will absorb any excess moisture, while light scrubbing with a brush can help to remove any drenches urine residue.

Mop up any urine with cloth

For tough stains or odors, you may need to use a specific cleaning product during this process. 

Step 2: Mix equal parts of water and white vinegar in a spray bottle

This homemade all-purpose cleaner can be used on any surface, made with equal parts water and white vinegar in a spray bottle. 

Simply mix the two ingredients together, spray it onto the surface, and wipe down as usual.

Step 3: Spray the affected area with the vinegar solution

spraying vinegar on mattress

Spraying the affected area with a vinegar solution is an effective way to combat bacteria in a short amount of time. Because vinegar is an acidic liquid, it can help kill and reduce harmful bacteria that may be present in the area. 

Allowing the vinegar solution to sit for 5-10 minutes further increases its effectiveness as this gives the solution more time to work in helping remove any present bacteria or germs.

After the solution has been allowed to sit for at least 5 minutes, it should then be thoroughly wiped away with a clean cloth or rag.

Step 4: Blot the area with a clean or dry cloth to remove as much moisture as possible

You can gently rub a small amount of blotting solution on the affected area. The blotting solution can typically be found at your local home improvement store and is designed for use on fabrics.

Blotting should always be done with extreme care, especially when dealing with delicate materials like silk or velvet. Once prepared, work in gentle circles outwardly until no more moisture can be seen or felt.

Step 5: Sprinkle baking soda over the affected area

Using baking soda to clean and deodorize is a simple and cost-efficient way to keep your home smelling fresh. Not only does it absorb any leftover moisture, it also helps eliminate unpleasant odors.

Step 6. Let the baking soda sit for several hours or overnight

All you need to do is mix one part baking soda with two parts water and apply the paste to the stain. Let it sit for several hours or even overnight so that it has time to absorb all of the stained material.

You also can use a brush or rag to gently scrub away any debris that remains on the surface before washing your clothes as usual. The stain should come out easily after just a few hours!

Step 7. Vacuum up the baking soda

Vacuum the mattress

Vacuuming up the baking soda is a great way to remove odors from your carpets, furniture and other materials, you can also use this technique to eliminate odors such as cigarette smoke, pet smells, musty mildew smells and more! 

Vacuuming up the baking soda also has additional benefits like helping pull out other debris from carpets and upholstery.

Preventive Measures You Can Do

1. Regular Mattress Protection

You can investing in a high-quality mattress protector is a proactive way to shield your memory foam mattress from spills and stains. These protectors are easily removable and machine washable.

2. Quick Clean-up

Act swiftly if an accident occurs. The longer urine sits on the mattress, the harder it becomes to remove both the stain and the odor.

3. Waterproof Mattress Covers

For households with young children or pets, a waterproof mattress cover can be a game-changer. It adds an extra layer of protection against spills, accidents, and stains.


Is it bad to sleep on a urine-soaked mattress?

Yes. It is very bad and not advisable to sleep on a urine-soaked mattress. Sadly, leaving pee on your mattress will only make cleaning it later more difficult. 

How to deal with dried urine stains & smells?

It could be necessary to use a more effective solution to take proper care of the pee smell or stain that refuses to go away. As an oxidant that eliminates bacteria and aids in odor neutralization, hydrogen peroxide is ideal for removing stubborn stains.

Please be aware that hydrogen peroxide can bleach some clothes, so before you start working, ensure all the bedding is out of reach.

  • Use 8 to 10 ounces of hydrogen peroxide (3%), three teaspoons of baking soda, and 2-3 drops of dish soap to make this solution. Don’t shake; instead, stir to mix.
  • Spray to cover the spots completely, then leave for about one hour.
  • The area should then be gently rinsed with a damp towel before wholly cleaned with a dry cloth.

Pee odors can also be removed entirely using an enzyme cleaner. Ingredients in these cleansers target the odor’s source. Particularly, look for cleaners that contain protease enzymes.

To use, thoroughly wet the mattress’s soiled spots before allowing them to dry. In addition, while the cleaner is working, you may also try covering the area with plastic wrap to stop any evaporation.

Are commercial stain removers safe for memory foam?

Not all commercial cleaners are suitable for memory foam. Choose products designed for delicate fabrics and always test in an inconspicuous area.

How often should I clean my memory foam mattress?

Regularly vacuuming and spot cleaning as needed is recommended. A thorough deep clean can be done every 3-6 months.

Can I use bleach to remove urine stains from a memory foam mattress?

No, bleach can damage the memory foam and cause discoloration. Stick to vinegar-based or enzyme-based cleaners.

How can I prevent more urine accidents on my memory foam mattress in the future?

To prevent more urine accidents on your memory foam mattress in the future, Firstly, you need to make sure empty the bladder completely before getting into bed. Also, ideal bathroom breaks later at night are advised.

If an accident does occur, immediately clean the area with soap and water, then blot until dry with a towel or other absorbent material. Finally, sprinkle baking soda on the affected area and let it sit for 30 minutes before vacuuming to remove any odours left behind. Taking these precautionary measures can help prevent future accidents.

Does urine ruin memory foam?

No, urine will not ruin memory foam. Memory foam mattresses are designed to absorb body weight and to resist damage from liquid such as urine. 


A urine stain on your memory foam mattress doesn’t have to be a permanent problem. By following the steps outlined in this guide, you can effectively remove stains and odors, preserving the comfort and quality of your mattress.

Just remember that quick action is key to the success, so don’t delay in tackling those unsightly stains.

Picture of Author: Jessica
Author: Jessica

Jessica is a lover of both life and gardening. She loves to share his passion for both on social media. He often posts about his latest gardening projects, as well as tips and tricks for others who might be interested in starting their own gardens. She also frequently posts about the different aspects of his life that he enjoys, from spending time with friends and family to exploring new places.

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