
Understanding Mattress Odors
Eliminating odors from a mattress involves identifying the source of the smell, which could range from body sweat, urine, spillages, or mold and mildew growth due to moisture. Each type of odor has its specific method for removal, but the general process for freshening up your mattress can start with simple household items such as baking soda and vinegar. To get the odor out, sprinkle a generous amount of baking soda over the entire surface of the mattress and allow it to sit for several hours or even overnight. Baking soda is a natural deodorizer and will help to absorb and neutralize odors. Afterwards, vacuum the baking soda up completely. For stronger smells, a mattress cleaning solution may be needed, or in severe cases, professional cleaning or replacement could be the most effective resolution.
Daily and Weekly Maintenance Tips
Regular Vacuuming
To keep odors at bay, begin by vacuuming your mattress regularly. Use the upholstery attachment of your vacuum cleaner to remove dust, dead skin cells, and other debris that can contribute to odor over time. Doing this weekly can greatly reduce the chances of your mattress developing unwanted smells.
Bedding Care
Regularly wash your bedding in hot water, as this will kill any dust mites and bacteria lingering on the sheets, pillowcases, and mattress cover. It is recommended to do this at least once a week or more often if the mattress is exposed to sweat or spills frequently.
Deep Cleaning Methods
Using Baking Soda
As mentioned earlier, baking soda is an excellent and inexpensive way to remove odors. After sprinkling it onto the mattress, you can also rub it gently with a clean sponge to ensure a deeper penetration into the fabric. After the baking soda has done its work, vacuum it thoroughly to remove all residue.
Our Top 5 Mattress Picks
Updated September 2026EGOHOME 8-Inch Green Tea Memory Foam Mattress, Full, Medium Firm
Best for most bedrooms. A medium-firm green tea memory foam mattress with a cooling gel layer, delivered rolled in a box.
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OhGeni Queen Air Mattress with Built-in Pump, 18-Inch Raised
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Zinus 8-Inch Green Tea Memory Foam Mattress, Twin
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GAESTE 8-Inch Cooling Gel Memory Foam Mattress, Full, Medium Feel
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Using Vinegar
Vinegar is another natural cleaning agent that can help in removing odors. Mix equal parts of white vinegar and water in a spray bottle. Lightly spritz the solution over the mattress surface, do not drench it. Let the mattress air dry completely before making the bed again. If the vinegar smell is strong, once the mattress is dry, follow up with a round of baking soda treatment.
Essential Oils
For a pleasant scent post-cleaning, you can add a few drops of essential oil like lavender or eucalyptus to the baking soda before sprinkling it on the mattress. Not only will this give a fresh smell, but it can also have a calming effect, aiding in better sleep.
Tackling Specific Types of Odors
Urine Stains and Smells
If the odor is due to urine, especially common in mattresses used by children, you will need to act quickly. Blot up as much of the liquid as possible with clean towels. Avoid rubbing as it can spread the urine deeper into the mattress. After blotting, apply a mixture of 50% white vinegar and 50% water to the area, let it sit for a few minutes, and then blot again. There are also enzyme-based cleaners available specifically designed for organic stains like urine which can be more effective in neutralizing the smell.
Mold and Mildew Odors
If the scent is musty, it could be a sign of mold or mildew. To combat this, first, assure the mattress is completely dry before use, as these fungi thrive in moisture. Sunlight and fresh air are great natural disinfectants, so if possible, let your mattress sit outside on a sunny, dry day to air out. If the mildew or mold has settled in, you might require a cleaner specifically designed to take care of mold and mildew.
Smoke and Other Strong Odors
For persistent odors such as cigarette smoke, you might need to use stronger odor-neutralizing sprays designed for fabrics. Be sure to follow the instructions carefully to avoid damage to your mattress. In extreme cases, again, professional cleaners may be the most effective solution.
Professional Cleaning
When home remedies aren’t enough to remove strong odors from your mattress, professional cleaning services can offer a deeper clean. They may use commercial-grade steam cleaners, UV light, or other specialized methods to sanitize and deodorize your mattress thoroughly. Certain smells caused by prolonged contamination may only be resolved by professional cleaning.
Preventative Measures
To prevent future odors, consider using a mattress protector. These covers are often waterproof, reducing the risk of spills and stains which can lead to odors. Remember to clean the protector regularly per the manufacturer’s instructions. Additionally, ensure good airflow in your bedroom and around your mattress to keep moisture levels low, therefore minimizing the likelihood of mildew or mold development.
When to Replace Your Mattress
Even with the best care, over time, a mattress may still absorb odors that are impossible to remove. This is often a sign of accumulated contaminants that can pose a health risk. If your mattress is old and you’ve tried multiple cleaning methods without success, it may be time to consider a replacement.
Finishing Thoughts
Getting odors out of a mattress can range from simple at-home methods to requiring professional assistance, depending on the source and severity of the smell. Maintaining consistent cleaning routines and using mattress protectors can help prevent unpleasant odors from embedding themselves in the first place. Bear in mind, the longevity and freshness of your mattress also depend on proper care and timely cleaning interventions, which will ultimately contribute to a cleaner and healthier sleep environment.
