Close-up of a mite

How do I know if the house is infected with dust mites?

House dust mites are micro-organisms that live in our homes and are invisible to the naked eye. They feed on organic debris, such as particles of dead skin, and thrive in warm, damp environments.

Although harmless to most people, dust mites can cause health problems in some people, including allergies and asthma. In this article, we'll explain how to find out if your home is infested with dust mites and what steps you can take to eliminate them.

Recognising the signs of a mite infestation

Mites are often difficult to detect, as they are very small and leave no visible traces. However, there are a few signs that may indicate the presence of dust mites in your home.

Allergy symptoms

House dust mites are one of the most common causes of allergies in the home. If you or a member of your family suffers from allergic symptoms such as sneezing, a runny nose, itchy eyes or asthma, this could be a sign of a dust mite infestation. Of course, these symptoms can also be caused by other allergens, so it's important to consult your doctor. an allergist for a precise diagnosis.

The presence of dust

House dust mites feed on organic debris in house dust. If you find that your home is particularly dusty, this may be an indicator of a dust mite infestation. Think about regularly clean areas where dust accumulatesThe product can also be used in a variety of areas, such as skirting boards, shelves and behind furniture.

High-risk areas in your home

Certain areas of your home are more prone to the proliferation of dust mites. Here are the most common places where you might find them:

2 minutes all inclusive | Allergies and dust mites


Dust mites love mattresses, pillows and duvets because they find the warmth, moisture and dead skin particles there. To prevent their proliferation, wash your bedding regularly with a damp cloth. a temperature of at least 60°C and use anti-dust mite covers.

Carpets and rugs

Carpets and rugs provide an ideal environment for dust mites. They can hide there easily and feed on the organic debris in the fibres. To limit the risk of infestation, vacuum your carpets and rugs regularly and consider using an anti-dust mite treatment.

Curtains and upholstered furniture

Curtains and upholstered furniture can also harbour dust mites. To eliminate them, vacuum these surfaces regularly and wash curtains at a high temperature.

What preventive measures can be taken against house dust mites?

To avoid an infestation of dust mites, you need to take certain preventive measures. Here are a few tips to help you keep your home healthy and dust mite-free:

Keep humidity levels low

Dust mites thrive in damp environments. Use a dehumidifier or a ventilation system to keep the humidity level in your home between 30 and 50 %.

Clean regularly

Regular cleaning is essential to eliminate the organic debris that house dust mites feed on. Vacuum floors, carpets and upholstered furniture at least once a week and wash your bedding regularly at a high temperature.

Choosing the right materials

Opt for materials that are easy to clean and resistant to dust mites, such as wood or tiled floors rather than carpets. Choose leather or synthetic fabric furniture rather than upholstered furniture made from natural fabric.

Natural solutions to combat dust mites

As well as preventive measures, there are natural solutions to combat house dust mites. These solutions can be used on their own or in conjunction with traditional methods for optimum protection of your home.

Lavender branches next to bottles of essential oils

Essential oils

Some essential oils have acaricidal properties that can help combat dust mites. The most effective are eucalyptus, lavender and green tea essential oils. To use them, dilute a few drops of essential oil in water and sprinkle over your bed. spray the mixture on high-risk areassuch as bedding, curtains and carpets. Repeat the operation regularly to maintain their effectiveness.

Steam cleaning

Steam cleaning is an effective method of killing dust mites because heat eliminates pests without using chemicals. Use a steam cleaner on floors, carpets, upholstered furniture and curtains to eliminate dust mites and their eggs.

Use of diatomaceous earth

Diatomaceous earth is a natural product with insecticidal properties. Sprinkle it on high-risk areas, such as mattresses and carpets, and leave for a few hours before vacuuming. Be sure to use edible diatomaceous earth, which is safer for humans and pets.