I’ve discovered that bicarbonate of soda transforms any mattress into a fresh, odour-free sleeping surface without spending a fortune on professional cleaning services. This simple UK household staple works by absorbing moisture and neutralising unpleasant smells through its natural alkaline properties. You’ll be amazed at how this cost-effective method tackles everything from sweat stains to lingering odours. Before you grab that box from your kitchen cupboard, there’s a specific technique that guarantees you won’t damage your mattress.
Key Takeaways
- Baking soda’s hygroscopic nature pulls moisture from mattresses while neutralizing odors by converting acidic compounds into odorless salts.
- Evenly sprinkle baking soda across the mattress surface and leave for 30 minutes minimum, or overnight for stubborn odors.
- Create a paste with baking soda and water for tough stains, or add hydrogen peroxide for organic stains.
- Vacuum thoroughly with upholstery attachment after treatment, using a stiff brush to loosen any caked powder first.
- Save £18-78 per cleaning compared to professional services, with baking soda costing under £2 for multiple cleanings.
Why This Natural Cleaning Method Works So Well

When it comes to natural cleaning solutions, baking soda stands out as one of the most effective options because of its unique chemical properties. I’ve found that its hygroscopic nature allows it to pull moisture directly from your mattress, preventing mold and keeping everything fresh. What makes it truly brilliant is how it neutralizes odors by reacting with acidic compounds, converting them into odorless salts rather than just masking smells.
The key to success lies in the application method. I always gently rub it into the surface so it penetrates deeper into the fibers. Then I let it sit overnight – this extended contact time maximizes both moisture and odor absorption. It’s this dual-action approach that makes baking soda so much more effective than commercial sprays. The high pH levels also help disinfect your mattress by killing harmful germs and microbes that can accumulate over time.
Essential Preparation Steps Before Treatment
Before you can harness baking soda’s powerful cleaning properties, proper preparation makes the difference between mediocre and outstanding results. I’ll walk you through the essential steps that’ll guarantee your mattress gets properly refreshed.
First, strip everything off your mattress – sheets, pillowcases, and protectors. Toss them straight into the washing machine with hot water to eliminate dust mites. While they’re washing, give your bare mattress a thorough vacuum using the upholstery attachment. Don’t rush this step; spend at least five minutes per side, focusing on seams where debris hides.
Next, assess any stains you’ve spotted. Mix baking soda with salt and water for general stains, or create a hydrogen peroxide solution for tougher organic marks. Let these treatments work for 30-60 minutes before proceeding. Check the mattress surface for the type and severity of stains to determine the most effective treatment approach.
Proper Application Techniques for Best Results

Once you’ve completed the preparation phase, the way you apply baking soda determines whether you’ll achieve professional-level cleaning results. I’ll share the techniques that consistently deliver outstanding outcomes.
For general cleaning, use a sieve to sprinkle baking soda evenly across your mattress surface. If you don’t have one, sprinkle by hand and brush gently for uniform coverage. For stubborn stains, I create a paste by mixing baking soda with small amounts of water, then apply directly onto problem areas.
Here’s what makes the difference: leave dry baking soda for at least 30 minutes, though overnight works best for deep odour absorption. This natural cleaning solution effectively removes unpleasant smells without exposing your sleeping area to harsh chemicals. For enhanced results, mix in a few drops of lavender essential oil before application. This approach transforms your mattress from tired to fresh.
Tackling Stubborn Stains and Odours
While basic application works well for everyday freshening, some stains demand a more targeted approach. I’ve found that stubborn stains need pre-treatment with a vinegar solution before applying bicarbonate of soda. For blood or wine stains, I combine it with hydrogen peroxide for better results.
Deep-set odours require patience – I leave the bicarbonate on overnight, allowing it to penetrate fabric layers and neutralize odour-causing compounds. For ground-in dirt, I use gentle circular motions with a soft brush to lift particles without damaging the mattress. This thorough cleaning approach helps extend mattress lifespan while maintaining optimal hygiene standards.
Timing and Waiting Periods for Maximum Effectiveness

Success with bicarbonate of soda cleaning hinges entirely on giving it adequate time to work. I’ve found that rushing this process simply won’t deliver the results you’re after.
For light odours and quick freshening, I’ll leave the bicarbonate for 15-30 minutes. It’s perfect for regular maintenance between deeper cleans. However, when tackling moderate odours or doing standard cleaning, I always allow 1-2 hours minimum. This gives the bicarbonate time to penetrate properly.
For stubborn odours or deep cleaning sessions, I’ll extend this to 4-8 hours. When dealing with severe problems like persistent smells or neglected mattresses, overnight treatment works best. The fine granules naturally work their way deep into the mattress fibres during these extended periods. I typically do this deep cleaning every 3-6 months, adjusting frequency based on household needs.
Removal Process and Final Cleaning Steps
After giving bicarbonate of soda the time it needs to work its magic, I move straight into the removal phase – and this step determines whether you’ll get professional-looking results or end up with a dusty mess.
I start by using a stiff-bristled brush to loosen any caked-on powder, paying special attention to seams where it loves to hide. Then I vacuum thoroughly with an upholstery attachment, working in overlapping strokes across the entire surface. Don’t rush this – missed spots will haunt you later.
Once I’ve removed every trace, I inspect for lingering stains. If they’re stubborn, I’ll repeat the process. Finally, I let the mattress air out completely before adding fresh bedding. During this time, I also clean the bed frame with a damp cloth or vacuum to remove any accumulated dust and dirt. This methodical approach guarantees you’ll achieve that satisfying, professional finish every time.
Safety Considerations and Mattress Care Tips

Though baking soda ranks among the safest cleaning agents you can use on your mattress, I’ve learned that proper safety measures and care techniques make the difference between a successful cleaning session and potential damage.
I always check my mattress manufacturer’s care guide first—it’s saved me from voiding warranties. Before applying baking soda everywhere, I test it on a hidden corner to guarantee it won’t discolor the fabric.
Here’s what I’ve discovered works best: confirm your mattress is completely dry before application, use moderate amounts to prevent clumping, and always vacuum thoroughly afterward with an upholstery attachment. I never skip the complete air-drying phase—rushing this step invites mold growth.
For households with children and pets like mine, baking soda’s non-toxic nature provides peace of mind. Memory foam mattresses need gentle handling during the cleaning process to prevent structural damage to the foam layers.
Cost Comparison With Professional Cleaning Services
When I started comparing the cost of DIY baking soda cleaning against professional mattress services, the price differences surprised me. Professional cleaning costs range from £20-80 depending on your mattress size and location.
For single mattresses, you’ll pay £20-50, while doubles cost £35-70. King size cleaning runs £45-90, and super king mattresses reach £55-80. Companies like FastKlean charge £25 for singles but have a £75 minimum order. All their cleaners are fully insured to give you peace of mind during the service. FantasticCleaners offers better flexibility with £60 minimums for non-members.
Meanwhile, a box of bicarbonate of soda costs under £2 and handles multiple cleanings. You’re looking at potential savings of £18-78 per cleaning session. That’s money back in your pocket for the same fresh, clean results we’re all after.
Conclusion
I’ve shown you how bicarbonate of soda transforms your mattress cleaning routine. You’ll save money while achieving professional-level results using this simple household staple. Don’t overlook the preparation steps—they’re essential for success. Remember to give the baking soda enough time to work its magic, and you’ll wake up to a fresher, cleaner sleeping surface. This eco-friendly method beats expensive commercial cleaners every time. Your mattress will thank you for it.
References
- https://www.oetker.ie/inspiration/tips-and-tricks/t/mattress-cleaning-with-bicarbonate-of-soda
- https://crowncleaners.org.uk/how-to-clean-mattress-with-baking-soda
- https://www.mattressonline.co.uk/advice/how-to-deep-clean-mattress
- https://swyfthome.com/blogs/lifestyle/does-baking-soda-really-clean-a-mattress
- https://www.idealhome.co.uk/news/mrs-hinch-bicarbonate-of-soda-mattress-hack-244694
- https://www.euro-maids.com/blog/how-to-clean-mattress
- https://cleaningpro.co.nz/how-to-clean-your-mattress-with-baking-soda/
- https://puffy.com/blogs/best-sleep/how-to-clean-mattress-with-baking-soda
- https://www.youtube.com/watch?v=_9YrUuw0Euo
- https://www.thespruce.com/clean-your-mattress-the-natural-way-350742