Microscopic dust mites live in your home and feed on skin flakes. They do not bite or spread diseases. However, The American College of Allergy, Asthma & Immunology lists dust mites as the most common cause of allergies from house dust. (Reference 1, Dust Mite Allergy, Paragraph 1,2) You can use over-the-counter cleaning products to kill dust mites in your home and prevent illness in susceptible people.
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Wash bedding in very hot water and use a hot dryer to kill mites. Use a dehumidifier and vent fans to keep moisture from your home. Dust mites will not live in humidity below 55 percent. Use mite-proof covers for pillows and mattresses, and use an efficient filter on your furnace and air conditioner. (Reference 1, Tips for Reducing House Dust Allergens)Kill dust mites on toys, stuffed animals and small rugs by exposing them to sunlight.
High Efficiency Particulate Air (HEPA) Filter
A HEPA filter on your vacuum cleaner will trap microscopic allergens, including dust mites, removing them from your home. Several vacuums on the market advertise HEPA filters. The Achoo Allergy and Air Products website shows several brands of vacuum cleaners and provides the means to compare them. (Reference 2)
Dustmite And Flea Control by The Ecology Works
You can purchase this product from the Ecology Works website to use in a carpet steamer or as a spray. The product contains a boron compound that will not harm children or pets. The company recommends you treat the bedroom first, then all carpeting and upholstered furniture in the house to eliminate dust mites. (Reference 3)
Verilux UVC Sanitizing Wands with Germ-X Lightwave Technology
The manufacturer claims the Verilux sanitizing wand will safely eliminate nearly all of the microorganisms from bedding and other surfaces without chemicals. It uses UVC light, the same technology used in hospitals. You only have to wave the wand over the surface to eradicate dust mites, viruses, bacteria and other allergens from the surface. The wand is battery powered and safe to use. (Reference 4)
Mites Out claims to be all natural and chemical free. Neem oil forms the basis of this spray, which claims to banish dust mites from furniture and bedding for up to a year. It will not harm people or pets and is stain and odor free. Neem oil, the basic active ingredient, has been used for centuries as a pesticide and pest repellent. (Reference 5)