Does baking soda absorb pee on a mattress?

Author: Dr. Stephon Kreiger  |  Last update: Sunday, March 15, 2026

Cover your mattress with baking soda while the fresh urine is still soaking in. Don't worry about soaking up excess moisture with paper towels. Leave the baking soda for 5 to 10 hours to absorb the pet wee as well as its odour.

What can I put on my mattress to absorb urine?

For best results, add a 1-pound box of baking soda and a cup of distilled white vinegar to the load. Step 2: Blot urine on the mattress. Use clean towels, rags, or paper towels to blot the affected area of the mattress. Avoid rubbing because it can push urine deeper into the bed.

How long does it take for baking soda to absorb urine?

What Neutralizes Urine? Because urine has a high pH and is naturally acidic, the low pH of baking soda can neutralize urine smell. To neutralize urine with baking soda, simply pour baking soda over the affected area and let sit overnight or for a minimum of five hours.

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 to get rid of urine smell on mattress?

Sprinkling the mattress with bicarbonate of soda and leaving it to sit there for 10 hours should give it plenty of time to work its magic. Bicarbonate of soda has a basic pH level, which means that it won't just mask the smell like a deodorising spray, but it will break down the ammonia and get rid of it.

How to Get Cat Urine Out of a Mattress

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 to leave baking soda on a mattress?

Sprinkle enough baking soda over your mattress to cover it in an even layer. For minor odors, leave the baking soda to sit for at least half an hour. However, the longer you leave it, the more it absorbs moisture and odor-causing particles. In fact, you can leave it for a full 24 hours for the best results.

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.

How to deodorize a mattress?

Mix white vinegar and water in equal parts to apply the vinegar solution, then pour it into a spray bottle. Spray the solution across the mattress until you achieve a light coverage. Then, let the mattress dry. With this in mind, you can combine this step with leaving your mattress outside in the sun.

What to do after peeing on a 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 baking soda absorb pee on bed?

If the accident is fresh, sprinkle baking soda over the area to draw out the urine. The baking soda should darken in color over time. Vacuum the baking soda off your mattress and sprinkle more on, to continue drawing it out. Repeat this process until the baking soda stays white.

How long does urine smell last in bed?

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. Understanding how to get the pee smell out of a mattress starts with patience.

Will baking soda absorb pee smell?

Baking soda naturally neutralizes odors. Sprinkle it liberally on the damp area or even an old urine stain, and work the powder gently into the fibers of any fabric, rug or carpet. Let the baking soda sit overnight for maximum odor absorption, then vacuum it up to remove the smell completely.

How to deep clean a mattress?

Another homemade cleaning agent is hydrogen peroxide that you can also mix with baking soda and a few drops of dish soap. It is useful for removing sweat, urine, or blood stains. The simplest way is to make a 50:50 solution with water and rub it in the mattress stains with a soft brush so as not to damage the fabric.

How to get pee out of an air mattress?

How to Get Pee Stains Out of Air Mattress
  1. Hydrogen peroxide: Mix equal parts of hydrogen peroxide and water in a spray bottle. ...
  2. Blot and rinse: Blot the stained area with a clean cloth or paper towels. ...
  3. Repeat if necessary: For stubborn stains, repeat the process until the stain is no longer visible.

How to dry a wet bed fast?

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.

How can I get the smell of urine out of a mattress?

Use a Baking Soda Paste
  1. Mix one cup of baking soda with a tablespoon of water to make a paste.
  2. Spread the paste liberally over the areas that smell like pee, using a soft-bristled brush to work it into the mattress surface.
  3. Allow the paste to dry completely—at least four hours—so the pee smell can be neutralized.

Can I use Febreze on my mattress?

Use fabric cleaners like Lysol, Febreze, or Resolve, ensuring you don't soak the mattress. Application Techniques: Spray evenly from a distance, targeting any odor-prone areas, and let it dry completely before making the bed.

What happens if pee dries in a mattress?

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.

Is the mattress ruined if you pee the bed?

Accidents happen. It's one of those facts of life. But they don't have to ruin your mattress. Whether you encounter a wet pee spot or a dried urine stain, the situation can ultimately be remedied with a few easy cleaning steps.

Does baking soda absorb pee on mattress?

Cover the stain in baking soda

Cover your mattress with baking soda while the fresh urine is still soaking in. Don't worry about soaking up excess moisture with paper towels. Leave the baking soda for 5 to 10 hours to absorb the pet wee as well as its odour.

Is it OK to leave baking soda overnight?

The longer the baking soda stays on the rug, the more odor, dirt, and oil it will absorb, for a more thorough clean. Try leaving baking soda on the carpet overnight and vacuuming in the morning.

Does baking soda absorb moisture from mattress?

Baking soda works to not only absorb moisture but also to prevent mold from growing in your mattress. Let the baking soda sit for a few hours, then vacuum it up using the wet-dry vacuum. For a very wet mattress, you can also use cat litter to soak up extra dampness.

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