How To Clean A Memory Foam Mattress With Baking Soda?


How To Clean A Memory Foam Mattress With Baking Soda?

Cleaning a memory foam mattress with baking soda is an effective and chemical-free way to maintain its hygiene and freshen it up. To do this, vacuum the mattress to remove dirt and debris, sprinkle an even layer of baking soda over the surface, let it sit for several hours to absorb moisture and odors, and finally vacuum it off completely. This straightforward process helps keep your memory foam mattress clean without damaging its delicate structure.

Understanding Memory Foam

Memory foam mattresses are popular for their comfort and support. They contour to the body shape, providing excellent pressure relief and reducing motion transfer. However, their unique structure also requires special care. Memory foam is much denser and more sensitive compared to other mattress types. Therefore, cleaning methods that involve harsh chemicals or too much moisture can potentially damage the foam, reducing its effectiveness and lifespan.

Why Use Baking Soda?

Baking soda is a versatile and natural cleaning agent that is safe to use on memory foam. It has several properties that make it perfect for the job:

Odor Neutralizer

Baking soda helps neutralize odors by absorbing them, rather than just masking them. This is essential for keeping your mattress smelling fresh, especially if it’s been exposed to sweat or spills.

Stain Removal

While baking soda alone may not remove all stains, it’s an excellent agent for loosening them so that they can be more easily cleaned. It’s particularly useful for lightening and removing surface stains.

Moisture Absorption

Memory foam can retain moisture, which is not ideal as it can lead to mold and mildew build-up. Baking soda helps by absorbing this moisture, thereby keeping the mattress dry and hygienic.

Preparation for Cleaning

Before you start cleaning your memory foam mattress with baking soda, it’s essential to prepare adequately. This preparation ensures that the cleaning process is effective and does not inadvertently damage your mattress.

Strip the Bed

Remove all bedding, including sheets, pillows, and mattress protectors. It’s also a good idea to wash these items while you’re cleaning the mattress to ensure that everything is fresh and clean.

Gather Your Supplies

Equip yourself with the necessary cleaning materials. You will need:
– A vacuum with an upholstery attachment
– Baking soda (a generous amount)
– A gentle cleaning solution (optional)
– Clean cloths or sponges
– A spray bottle with water

Make sure these items are ready before you begin, so the process goes smoothly.

Step-by-Step Cleaning Process

Here is an in-depth look at the steps involved in effectively cleaning your memory foam mattress with baking soda:

Vacuum the Mattress

Start by thoroughly vacuuming the entire surface of the mattress using an upholstery attachment. This step removes loose dirt, dust, and other debris from the mattress surface. Pay extra attention to seams and crevices where dirt can accumulate. A clean surface allows the baking soda to work more effectively.

Apply Baking Soda

Once the mattress is vacuumed, it’s time to apply the baking soda. Sprinkle a generous amount over the entire surface of the mattress. You can use a fine mesh sieve to ensure an even layer. Cover every part of the mattress, focusing more on areas that tend to harbor odors, such as the head and foot of the bed where you sweat the most.

Let It Sit

Allow the baking soda to sit on the mattress for several hours. For the best results, let it sit for at least 24 hours. This gives the baking soda ample time to absorb moisture and neutralize odors. If possible, leave the mattress in a well-ventilated area or near an open window to facilitate the drying process and air circulation.

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Vacuum Again

After the baking soda has been left to sit, vacuum the entire mattress again. Take your time to ensure all the baking soda is removed from the mattress. Multiple passes with the vacuum may be necessary to ensure thorough cleaning. Failing to remove all the baking soda can result in a gritty feeling when lying on the mattress.

Spot Cleaning Stains

If there are specific stains on the mattress, you can address these with a gentle cleaning solution. Mix a small amount of mild detergent with water in a spray bottle. Lightly spritz the stained area and gently blot with a clean cloth or sponge. Avoid saturating the memory foam, as too much moisture can damage it. Once the stain is treated, sprinkle a bit more baking soda over the area to help absorb any remaining moisture and then vacuum again.

Dealing with Specific Issues

Urine Stains

Urine stains can be particularly troublesome due to their strong odor. Blot the area with a clean cloth to remove as much liquid as possible. Use a mixture of vinegar and water (in a 1:1 ratio) to lightly spray the stained area. Blot again to remove excess liquid. Then apply baking soda liberally and let it sit for an extended period before vacuuming.

Blood Stains

Blood stains should be treated with cold water immediately to prevent them from setting. Use a cloth or sponge to blot (not rub) the area with cold water. Afterward, sprinkle baking soda on the stain, leave it for some minutes to work its magic, and gently scrub the area with a soft brush before vacuuming up the residue.

Regular Maintenance Tips

Maintaining your memory foam mattress involves more than just periodic deep cleaning with baking soda. Here are some additional tips to extend the life and comfort of your mattress:

Use a Mattress Protector

Investing in a good quality, waterproof, and breathable mattress protector can help keep your mattress clean. It creates a barrier against spills, stains, and allergens, making your cleaning tasks less frequent and easier.

Rotate Your Mattress

Rotating your mattress every three to six months ensures even wear. Memory foam mattresses, while durable, can still develop body impressions if you sleep in the same spot every night. Rotation helps maintain its shape and support.

Air Out the Mattress

Whenever possible, allow your mattress to air out. Remove all bedding for several hours, perhaps while you’re doing laundry or away for the day. This simple act helps reduce moisture build-up and keeps your mattress fresh.

Removing Persistent Odors

If your memory foam mattress has persistent odors that a baking soda treatment doesn’t completely remove, consider the following steps:

Activated Charcoal

Activated charcoal is another natural deodorizer. Place a few bowls of activated charcoal around the room or directly on the mattress for a few days. It can help absorb significant odors that baking soda might miss.

Essential Oils

Mix a few drops of essential oils like lavender, eucalyptus, or tea tree with water in a spray bottle. Lightly mist the mattress after the baking soda treatment. This can give your mattress a pleasant scent and also has additional antibacterial benefits.

Items That Can Complement Baking Soda

Baking soda is fantastic on its own, but pairing it with other natural agents can enhance its capabilities:

White Vinegar

White vinegar is a wonderful cleaner. Mix it with water to create an excellent solution for treating stains and smells. However, use it sparingly on memory foam since it’s more acidic.

Hydrogen Peroxide

For tougher stains, you can use a diluted hydrogen peroxide solution. Be cautious, as it can lighten the color of your fabric. Mix hydrogen peroxide with baking soda to form a paste and apply it to the stain. Let it sit until dry before vacuuming the residue.

What to Avoid

While cleaning your memory foam mattress, there are certain practices and substances you should steer clear of:

Excessive Water

Saturating your mattress with water can lead to mold and mildew formation. Memory foam takes a long time to dry, and excess moisture can permanently damage the material.

Harsh Chemicals

Products like bleach, ammonia, or other harsh cleaners can deteriorate the memory foam structure and should be avoided. Stick to gentle, natural cleaning agents for the best results.

Finishing Thoughts

Keeping your memory foam mattress clean is easier than you might think, especially with the help of baking soda. This simple, natural method ensures your bed remains fresh and hygienic without the need for harsh chemicals or professional cleaning services. Remember to vacuum regularly, rotate your mattress, and use a protector to maintain its longevity. By following these steps, you can sleep soundly on a cleaner, more comfortable mattress for years to come.


  • Dominic Johnson

    Hello! I’m Dominic Johnson, the whimsical wizard behind the world of sleep at With a background in Sleep Psychology and a quirky love for all things dozy and dreamy, I bring a sprinkle of fun to bedtime blues. I've spent my career unraveling the mysteries of the Sandman, turning dense science into cozy bedtime stories. When I'm not buried in research papers or testing the fluffiness of the latest pillows, I'm usually found playing impromptu lullabies on my old guitar for my twin daughters or teaching my labrador, Rocket, new tricks. My approach to sleep is simple: blend science with a touch of magic and a hearty laugh.

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