A pillow absorbs sweat, sebum, and skin cells every night, far beyond what the pillowcase retains. Washing it regularly is therefore essential. The question is how to wash a pillow without damaging it, because the method depends entirely on its filling.
Why wash your pillow?
Under the pillowcase, the filling quickly becomes a refuge for dust mites, which feed on dead skin cells. Bacteria and allergens accumulate there over the months and can cause itching, a blocked nose, or difficult awakenings.
Regular cleaning keeps your bedding hygienic and extends the pillow's lifespan. It is also the best way to preserve its loft and comfort.
Sleep specialists point out that a clean pillow also helps reduce skin irritation and nighttime breathing problems.
The basic rule: the care label and the filling
Before doing anything, check the care label for the maximum temperature and whether machine washing is permitted. The filling then determines almost everything, because a synthetic, feather, foam, or latex pillow must never be treated in the same way.
Identifying the material helps prevent mistakes that could deform or soak the filling. This simple precaution saves many pillows from ending up in the bin too soon.
If you are unsure about an unidentified material, hand-washing it in lukewarm water is the safest option.
Should you wash a new pillow before using it?
Washing it once before the first night is a good habit, if the care label permits it. It removes finishing agents and manufacturing residues and restores the filling's loft.
For a model that cannot be machine-washed, good ventilation is enough, ideally leaving it outdoors for a few hours. This is also the time to put a pillow protector in place.
How do you wash a synthetic pillow?
Synthetic filling is the easiest to care for. Its polyester fibers handle machine washing well on a delicate cycle and in cold water, at a maximum of 40°C to avoid damaging the filling.
If the drum is large enough, wash two pillows at once to balance the load and allow the water to circulate. The same principle applies when machine-washing a cushion, provided you first check that its filling can handle it.
Tumble-drying is still possible on a gentle cycle, provided the heat does not exceed what the fiber can withstand.
How do you wash a feather or down pillow?
More delicate, a natural pillow can still be washed as long as you handle it gently. Feathers and down are generally washed at temperatures between 30 and 60°C, using a mild detergent and a moderate spin cycle of around 800 rpm to avoid breaking the fibers. A goose-feather comforter follows exactly the same principle.
In the washing machine
To machine-wash a feather pillow, choose a delicate cycle and add a second pillow to distribute the weight. Both goose and duck feathers can withstand this treatment, provided drying is long and thorough. Properly washed down regains its full loft once completely dry. For a yellowed pillow, a little lemon juice added to the drum helps restore its whiteness.
By hand
To hand-wash a feather pillow, immerse it in a bathtub of lukewarm water with mild detergent, then press it without wringing. Rinse thoroughly until the water runs clear, as soap residue quickly dulls the down.
Can you wash a memory foam or foam pillow?
The answer is no: memory foam should never be put in the washing machine, as it may tear or become deformed. Clean only the surface by hand, using a barely damp cloth and a little mild soap, then leave it to air-dry.
Polyurethane foam and memory foam cushions require the same caution. The most practical solution is to protect these models with a removable cover that can be washed in the machine.
To properly wash the cover of a removable pillow, remove it completely and follow its care label, often using a gentle cycle at 30 or 40°C. Put it back on only once the foam is completely dry, to prevent any trapped mold.
What about a latex pillow?
Latex is a naturally hypoallergenic material that is best not washed. Water damages it, and it dries very slowly, which encourages mold growth. Simply vacuuming the surface helps remove dust and dust mites. Once again, a washable protective cover ensures everyday hygiene.
How do you wash a yellowed pillow?
A completely yellow pillow can often be restored, provided the stain is pretreated. Baking soda, sodium percarbonate, lemon juice, or hydrogen peroxide removes the yellow stains left by perspiration.
For colored laundry, choose sodium percarbonate, which is gentler on colors than highly aggressive agents.
To clean a pillow yellowed by perspiration, soak it in a suitable solution before washing it in the machine, using a cycle compatible with its filling. A yellowed cushion can be treated in the same way. A yellowed pillowcase, on the other hand, will come clean in a cycle at the right temperature. For the detailed recipes, our guide explains how to remove yellow stains from a pillow.
How to remove bad odors from a pillow?
A persistent smell almost always indicates moisture trapped in the filling. Sprinkling baking soda over the pillow, leaving it to work for a few hours, then vacuuming it up neutralizes much of the odor without washing.
If the smell persists after machine washing, it is often a sign of incomplete drying. A feather pillow may retain a damp smell until it is completely dry: extend the drying time and expose it to the sun, whose sanitizing action will do the rest.
Machine-washing a pillow without deforming it
A few precautions prevent the filling from clumping. Always wash two items at a time to balance the drum, choose a gentle spin cycle, and add dryer balls to help maintain the volume.
Without tennis balls
No balls available? Two clean towels rolled into balls serve the same purpose in the drum. They agitate the filling and prevent it from clumping during the cycle.
Without a machine, by hand
To wash a pillow without a machine, the bathtub is still the best option. Fill it with lukewarm water and mild detergent, immerse the pillow, gently press it several times, then rinse until the water runs clear before squeezing it without wringing.
Then leave it to dry completely flat so that it retains its original shape.
What about the pillowcase?
The pillowcase is washed separately, more often than the filling. Cotton pillowcases can usually withstand a 60°C cycle, while silk pillowcases require a very gentle, cold wash.
To freshen a yellowed pillowcase, a brief soak in baking soda before machine washing is usually enough. High-quality linen, in cotton percale or cotton sateen, also retains its brightness longer over repeated washes.
How do you dry a pillow without damaging it?
Drying is just as important as washing. A poorly dried pillow develops odors and mold at its core, undoing all your efforts.
Let it air-dry as soon as possible, or tumble-dry it on a low setting for at least two hours. At the end of the cycle, pat it to restore its shape, and make the most of the sun, whose rays sanitize and brighten the fabric.
How do you care for your pillow every day?
Between washes, a few steps help keep your pillow fresh. Shake it every morning to redistribute the filling and remove moisture, and air the bed with the sheets turned back before making it.
A breathable pillow protector and a pillowcase changed once or twice a week form the first barrier against sweat. Keeping two pillows in rotation also makes maintenance easier, with one in use while the other dries.
How often should you wash your pillow?
The schedule depends on the material. A synthetic pillow should be washed about every two months, a feather pillow once or twice a year, while memory foam only needs two surface cleanings a year.
People with allergies should shorten these intervals, especially in winter when we air out rooms less often. One additional care tip: placing the pillow in a sealed bag in the freezer for a few hours eliminates some dust mites without using water.
When yellowing persists, the shape sags, or nights become uncomfortable, it is best to replace the pillow, on average every two to three years. A well-maintained quality feather pillow often lasts a little longer. Starting over with a new pillow, protected from the outset by a cover, remains the best guarantee of healthy sleep.
Frequently asked questions
How do you wash a pillow in the washing machine?
Use the washing machine only for synthetic pillows and quality feather pillows, after checking the care label. Run a delicate cycle at a maximum of 40°C for synthetic pillows, and between 30 and 60°C for down, with a gentle spin. Wash two pillows at a time to balance the drum.
Can you wash a memory foam pillow?
No, memory foam should never go in the washing machine, as it may tear or become misshapen. Clean only the surface by hand, using a barely damp cloth and a little mild soap, then leave it to air-dry. A removable, washable cover ensures everyday hygiene.
How do you wash a feather pillow?
Feathers and down are generally washed at between 30 and 60°C, using a mild detergent and a moderate spin speed of around 800 rpm. In a washing machine, add a second pillow to distribute the weight. When washing by hand, press without twisting in lukewarm water, then rinse until the water runs clear.
How do you wash a yellowed pillow?
Pre-treat the stain with baking soda, sodium percarbonate, lemon juice, or hydrogen peroxide, ideally after soaking. Then run a wash cycle suited to the filling. On colored fabrics, sodium percarbonate is gentler on the colors.
How do you dry a pillow without damaging it?
Air-dry the pillow as soon as possible, or tumble-dry it on a gentle setting for at least two hours. At the end of the cycle, pat it to restore its shape. Thorough drying prevents odors and mold.
How often should you wash your pillow?
A synthetic pillow should be washed about every two months, a feather pillow once or twice a year, while memory foam only needs two surface cleanings a year. People with allergies should shorten these intervals.