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Allergy Air Purifier

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Best Buy customers often prefer the following products when searching for Allergy Air Purifier.

A good air purifier can help reduce the symptoms of someone suffering from allergies. Air purifiers remove dust, pollen, dander and other airborne irritants from the air. They are particularly useful in small spaces like apartments and dorm rooms. Browse the top-ranked list of allergy air purifiers below along with associated reviews and opinions.

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  1. Alen - BreatheSmart 45i 800 SqFt Air Purifier with Fresh HEPA Filter for Allergens, Dust, Odors & Smoke - Weathered Gray - Front_Zoom

    Product Description

    The Alen BreatheSmart 45i is ideal for bedrooms and other rooms up to 800 sq. ft. Proven to improve sleep by and independent SleepScore Labs study, the BreatheSmart 45i emits a soothing pink noise that boosts frequencies in the lower octaves, so you wake up feeling rested. Alen air purifiers offer superior performance through the combination of a powerful fan, quiet motor, and advanced filtration technology to deliver and maximize airflow while minimizing noise. Our medical-grade filters capture particles as small as 0.1 micron, removing even the tiniest pollutants including dust, pollen, pet dander, mold spores, germs and bacteria, and more. Laser sensor technology detects when particles are present and auto-adjusts fan speed, so you don’t have to. The 5 color coded rings show your indoor air quality at a glance and let you see how Alen is working to clean the air quickly and efficiently. Get real time air quality insights, view historical trends, or control your purifier remotely using the Alen Air app. Alen air purifiers are backed by the industry’s only Forever Guarantee.
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    Product Description

    The Alen BreatheSmart 45i is ideal for bedrooms and other rooms up to 800 sq. ft. Proven to improve sleep by and independent SleepScore Labs study, the BreatheSmart 45i emits a soothing pink noise that boosts frequencies in the lower octaves, so you wake up feeling rested. Alen air purifiers offer superior performance through the combination of a powerful fan, quiet motor, and advanced filtration technology to deliver and maximize airflow while minimizing noise. Our medical-grade filters capture particles as small as 0.1 micron, removing even the tiniest pollutants including dust, pollen, pet dander, mold spores, germs and bacteria, and more. Laser sensor technology detects when particles are present and auto-adjusts fan speed, so you don’t have to. The 5 color coded rings show your indoor air quality at a glance and let you see how Alen is working to clean the air quickly and efficiently. Get real time air quality insights, view historical trends, or control your purifier remotely using the Alen Air app. Alen air purifiers are backed by the industry’s only Forever Guarantee.
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    Your price for this item is $482.99
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  2. Shark - 3-in-1 Air Purifier, Heater & Fan with NanoSeal HEPA, Cleansense IQ, Odor Lock, 500 Sq. Ft Coverage - White - Front_Zoom
    Top comment

    "Amazing Air Purifier by Shark!...Never disappointed with Shark products! This 3 in 1 Max Air Purifier works like a charm! We put in in a small 3 chair hair salon during COVID and it gives us a piece of mind. ...Great product especially during the allergy season. Very easy to set up and operate. Like the fact that it very quiet and cleans the air up to 1000 Sq. feet. "

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    Product Description

    Meet the Shark Air Purifier 3-in-1. It uses Pure Air Microforce to deliver fast, powerful, and quiet purification. Choose between 3 powerful modes—purified air, purified heat, and purified fan—and find year-round comfort, for every moment. In heat & fan modes, optional oscillation assures you get whole-room coverage. Shark’s 3-in-1 purifies spaces up to 500 square feet, making it perfect for living rooms, bedrooms, and studies. Clean Sense IQ senses air quality & auto-adjusts to improve your air quality. Its LED display reports results in real time, telling you exactly when you’ve reached 100% pure air. In Purified Heat mode, Shark’s Thermal Comfort Control automatically adjusts to the temperature you’ve selected, to warm your home to your liking. Purified fan mode gives you powerful airflow to help quietly cool down rooms. A NanoSeal HEPA filter captures 99.98% of airborne particles like allergens*, dust, and dander (based on IEST-RP-CC007.3, 0.1-0.2 microns). Shark’s multi-layer filter delivers thorough purification, and can last up to 12 months before needing replacement. For added confidence and peace of mind, Shark’s Advanced safety features & rigorous testing prevent risks from overheating, tipping over, and more. The 3-in-1 goes beyond simple purification, to deliver a year-round purifying experience.*“Allergens” refers to non-living matter.
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    Top comment

    "Amazing Air Purifier by Shark!...Never disappointed with Shark products! This 3 in 1 Max Air Purifier works like a charm! We put in in a small 3 chair hair salon during COVID and it gives us a piece of mind. ...Great product especially during the allergy season. Very easy to set up and operate. Like the fact that it very quiet and cleans the air up to 1000 Sq. feet. "

    See all customer reviews

    Product Description

    Meet the Shark Air Purifier 3-in-1. It uses Pure Air Microforce to deliver fast, powerful, and quiet purification. Choose between 3 powerful modes—purified air, purified heat, and purified fan—and find year-round comfort, for every moment. In heat & fan modes, optional oscillation assures you get whole-room coverage. Shark’s 3-in-1 purifies spaces up to 500 square feet, making it perfect for living rooms, bedrooms, and studies. Clean Sense IQ senses air quality & auto-adjusts to improve your air quality. Its LED display reports results in real time, telling you exactly when you’ve reached 100% pure air. In Purified Heat mode, Shark’s Thermal Comfort Control automatically adjusts to the temperature you’ve selected, to warm your home to your liking. Purified fan mode gives you powerful airflow to help quietly cool down rooms. A NanoSeal HEPA filter captures 99.98% of airborne particles like allergens*, dust, and dander (based on IEST-RP-CC007.3, 0.1-0.2 microns). Shark’s multi-layer filter delivers thorough purification, and can last up to 12 months before needing replacement. For added confidence and peace of mind, Shark’s Advanced safety features & rigorous testing prevent risks from overheating, tipping over, and more. The 3-in-1 goes beyond simple purification, to deliver a year-round purifying experience.*“Allergens” refers to non-living matter.
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    Your price for this item is $399.99

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  3. Dyson - Purifier Cool PC1 - Exclusive - White/Silver - Front_Zoom
    Top comment

    "My kids has dust allergy.. and this is Perfect for their room....The best Purifier ever, very quiet and effective my son's respiratory allergies minimize a lot."

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    Product Description

    Dyson Purifier Cool PC1, exclusive to Bestbuy, delivers whole-room purification⁴ and powerful cooling.⁶ The fully sealed filter system captures 99.97% of microscopic allergens² and pollutants as small as 0.3 microns.¹ The whole purifier, not just the filtration system, is fully sealed to HEPA H13 grade.³ Air Multiplier technology projects over 76 gallons per second of smooth, yet powerful airflow.⁷ Connects to the MyDyson app to control and monitor air quality from anywhere, or hands-free with compatible voice services.⁵
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    Top comment

    "My kids has dust allergy.. and this is Perfect for their room....The best Purifier ever, very quiet and effective my son's respiratory allergies minimize a lot."

    See all customer reviews

    Product Description

    Dyson Purifier Cool PC1, exclusive to Bestbuy, delivers whole-room purification⁴ and powerful cooling.⁶ The fully sealed filter system captures 99.97% of microscopic allergens² and pollutants as small as 0.3 microns.¹ The whole purifier, not just the filtration system, is fully sealed to HEPA H13 grade.³ Air Multiplier technology projects over 76 gallons per second of smooth, yet powerful airflow.⁷ Connects to the MyDyson app to control and monitor air quality from anywhere, or hands-free with compatible voice services.⁵
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    Your price for this item is $449.99
    The comparable value price is $549.99

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  4. Dyson - Purifier Cool TP07 - Exclusive - Black/Nickel - Front_Zoom
    Top comment

    "My husband and I both have dust allergies. We've tried other air filters/air purifiers. ...Allergy Sufferer...With the Dyson air purifier he is waking up less congested and coughing les."

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    Product Description

    The Dyson Purifier Cool purifying fan, an exclusive to BestBuy, combines intelligent sensing with an advanced, fully sealed filtration system.⁵ It is engineered with two phases of purification so what goes inside stays inside. The HEPA filter⁴ captures 99.97% of particles 0.3 microns⁵ in size, and powerful Air Multiplier technology purifies the whole room¹ and cools you.²
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    Top comment

    "My husband and I both have dust allergies. We've tried other air filters/air purifiers. ...Allergy Sufferer...With the Dyson air purifier he is waking up less congested and coughing les."

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    Product Description

    The Dyson Purifier Cool purifying fan, an exclusive to BestBuy, combines intelligent sensing with an advanced, fully sealed filtration system.⁵ It is engineered with two phases of purification so what goes inside stays inside. The HEPA filter⁴ captures 99.97% of particles 0.3 microns⁵ in size, and powerful Air Multiplier technology purifies the whole room¹ and cools you.²
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    Your price for this item is $649.99
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  5. GermGuardian - 743 Sq. Ft. Tower Air Purifier with HEPA Pure Filter, Intellisense Air Quality Monitor, UV-C, AC4880G - Graphite - Front_Zoom
    Top comment

    "My husband has allergies and after placing this air purifier in the bedroom for a couple weeks, he noticed his sinuses seemed more open and clear....Great air purifier...This air purifier is great if you have animals and for allergies in the summer."

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    Product Description

    BREATHE FRESH AND CLEANER AIR The GermGuardian Intelligent 22" Tower air purifier helps to reduce germs and viruses*, filter odors, and trap allergens with 3 layers of protection. Containing a Genuine HEPA PURE™ filter, optional UV-C light, and an activated carbon pre-filter, this air purifier delivers refreshing air to your home. Your at home comfort can be customized on the seven segment display panel with auto mode + 3 speed settings and ultra-quiet mode on the lowest speed setting. The Intellisense air quality indicator measures the air quality 60 times per minute. It automatically adjusts the fan speed when poor air is detected and can monitor air quality 24/7. Circulates the air in a 153 sq. ft. room every 12.5 minutes or in a medium to large 743 sq. ft. room every hour, making it ideal for bedrooms, offices, basements, and other open concept spaces. Your purifier is only as powerful and effective as the filter you put inside, and our Genuine GermGuardian replacement parts are essential for maintaining product performance. Each filter or bulb is designed specifically for a particular unit. Not only will Genuine replacement parts fit like a glove, but they also have the combination technology to match. Replacement Parts: FLT4825 HEPA Filter B (plus additional specialty filters FLT4850PT, FLT4825VO, and FLT4825SM), FLT22CB4 Carbon Filter, and UV-C Bulb LB4000. *Tested with Staphylococcus Albus, and Escherichia Coli, Aspergillus Niger, and Phi-X174
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    Top comment

    "My husband has allergies and after placing this air purifier in the bedroom for a couple weeks, he noticed his sinuses seemed more open and clear....Great air purifier...This air purifier is great if you have animals and for allergies in the summer."

    See all customer reviews

    Product Description

    BREATHE FRESH AND CLEANER AIR The GermGuardian Intelligent 22" Tower air purifier helps to reduce germs and viruses*, filter odors, and trap allergens with 3 layers of protection. Containing a Genuine HEPA PURE™ filter, optional UV-C light, and an activated carbon pre-filter, this air purifier delivers refreshing air to your home. Your at home comfort can be customized on the seven segment display panel with auto mode + 3 speed settings and ultra-quiet mode on the lowest speed setting. The Intellisense air quality indicator measures the air quality 60 times per minute. It automatically adjusts the fan speed when poor air is detected and can monitor air quality 24/7. Circulates the air in a 153 sq. ft. room every 12.5 minutes or in a medium to large 743 sq. ft. room every hour, making it ideal for bedrooms, offices, basements, and other open concept spaces. Your purifier is only as powerful and effective as the filter you put inside, and our Genuine GermGuardian replacement parts are essential for maintaining product performance. Each filter or bulb is designed specifically for a particular unit. Not only will Genuine replacement parts fit like a glove, but they also have the combination technology to match. Replacement Parts: FLT4825 HEPA Filter B (plus additional specialty filters FLT4850PT, FLT4825VO, and FLT4825SM), FLT22CB4 Carbon Filter, and UV-C Bulb LB4000. *Tested with Staphylococcus Albus, and Escherichia Coli, Aspergillus Niger, and Phi-X174
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    Your price for this item is $129.99

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  6. Alen - BreatheSmart 45i 800 SqFt Air Purifier with Pure HEPA Filter for Allergens, Dust & Mold - Oak - Front_Zoom
    Top comment

    "I’m sensitive to smoke and I have allergies. I’m very happy with my purchase. I never smell smoke and my allergy symptoms are vastly improved. ...I purchased two 45I air...I purchased two 45I air purifiers it was the smartest purchase I’ve made in years. "

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    Product Description

    The Alen BreatheSmart 45i is ideal for bedrooms and other rooms up to 800 sq. ft. Proven to improve sleep by and independent SleepScore Labs study, the BreatheSmart 45i emits a soothing pink noise that boosts frequencies in the lower octaves, so you wake up feeling rested. Alen air purifiers offer superior performance through the combination of a powerful fan, quiet motor, and advanced filtration technology to deliver and maximize airflow while minimizing noise. Our medical-grade filters capture particles as small as 0.1 micron, removing even the tiniest pollutants including dust, pollen, pet dander, mold spores, germs and bacteria, and more. Laser sensor technology detects when particles are present and auto-adjusts fan speed, so you don’t have to. The 5 color coded rings show your indoor air quality at a glance and let you see how Alen is working to clean the air quickly and efficiently. Get real time air quality insights, view historical trends, or control your purifier remotely using the Alen Air app. Alen air purifiers are backed by the industry’s only Forever Guarantee.
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    Top comment

    "I’m sensitive to smoke and I have allergies. I’m very happy with my purchase. I never smell smoke and my allergy symptoms are vastly improved. ...I purchased two 45I air...I purchased two 45I air purifiers it was the smartest purchase I’ve made in years. "

    See all customer reviews

    Product Description

    The Alen BreatheSmart 45i is ideal for bedrooms and other rooms up to 800 sq. ft. Proven to improve sleep by and independent SleepScore Labs study, the BreatheSmart 45i emits a soothing pink noise that boosts frequencies in the lower octaves, so you wake up feeling rested. Alen air purifiers offer superior performance through the combination of a powerful fan, quiet motor, and advanced filtration technology to deliver and maximize airflow while minimizing noise. Our medical-grade filters capture particles as small as 0.1 micron, removing even the tiniest pollutants including dust, pollen, pet dander, mold spores, germs and bacteria, and more. Laser sensor technology detects when particles are present and auto-adjusts fan speed, so you don’t have to. The 5 color coded rings show your indoor air quality at a glance and let you see how Alen is working to clean the air quickly and efficiently. Get real time air quality insights, view historical trends, or control your purifier remotely using the Alen Air app. Alen air purifiers are backed by the industry’s only Forever Guarantee.
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    Your price for this item is $467.99
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  7. Dyson - Purifier Hot+Cool HP1 - White - Front_Zoom

    Model: 519311-01
    SKU: 6628306
    Top comment

    "Helped a lot with my allergies! Noticed im getting more sleep with my air purifier....Great for allergy sufferers!...We just recently got this air purifier and love it! I've suffered with spring pollen allergies my whole life and I'm already noticing a difference with this running for the last few days. "

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    Product Description

    Dyson Purifier Hot+Cool HP1 delivers whole-room heating⁴ and powerful cooling⁶ with purified air. The fully sealed filter system captures 99.97% of microscopic allergens² and pollutants as small as 0.3 microns.¹ The whole purifier, not just the filtration system, is fully sealed to HEPA H13 grade.³ Air Multiplier technology projects over 76 gallons per second of smooth, yet powerful airflow.⁷ Connects to the MyDyson app to control and monitor air quality from anywhere, or hands-free with compatible voice services.⁵
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    Top comment

    "Helped a lot with my allergies! Noticed im getting more sleep with my air purifier....Great for allergy sufferers!...We just recently got this air purifier and love it! I've suffered with spring pollen allergies my whole life and I'm already noticing a difference with this running for the last few days. "

    See all customer reviews

    Product Description

    Dyson Purifier Hot+Cool HP1 delivers whole-room heating⁴ and powerful cooling⁶ with purified air. The fully sealed filter system captures 99.97% of microscopic allergens² and pollutants as small as 0.3 microns.¹ The whole purifier, not just the filtration system, is fully sealed to HEPA H13 grade.³ Air Multiplier technology projects over 76 gallons per second of smooth, yet powerful airflow.⁷ Connects to the MyDyson app to control and monitor air quality from anywhere, or hands-free with compatible voice services.⁵
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    Your price for this item is $499.99
    The comparable value price is $659.99

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  8. Dyson - Cool Purifier PC1 - White - Front_Zoom

    Model: 518970-01​
    SKU: 6628300
    Top comment

    "Cooler Air and Fewer Allergies...We kept the windows shut and let the purifier run, and it helped the room stay cool and the air feel breathable. ...Dyson Purifier Cool PC1:Breathe Easy and Stay Cool...From the moment I set up the Dyson purifier fan, the difference in air quality is noticeable and it has really helped with my allergy symptoms. "

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    Product Description

    Dyson Purifier Cool PC1 delivers whole-room purification⁴ and powerful cooling.⁶ The fully sealed filter system captures 99.97% of microscopic allergens² and pollutants as small as 0.3 microns.¹ The whole purifier, not just the filtration system, is fully sealed to HEPA H13 grade.³ Air Multiplier technology projects over 76 gallons per second of smooth, yet powerful airflow.⁷ Connects to the MyDyson app to control and monitor air quality from anywhere, or hands-free with compatible voice services.⁵
    See all Air Purifiers
    Top comment

    "Cooler Air and Fewer Allergies...We kept the windows shut and let the purifier run, and it helped the room stay cool and the air feel breathable. ...Dyson Purifier Cool PC1:Breathe Easy and Stay Cool...From the moment I set up the Dyson purifier fan, the difference in air quality is noticeable and it has really helped with my allergy symptoms. "

    See all customer reviews

    Product Description

    Dyson Purifier Cool PC1 delivers whole-room purification⁴ and powerful cooling.⁶ The fully sealed filter system captures 99.97% of microscopic allergens² and pollutants as small as 0.3 microns.¹ The whole purifier, not just the filtration system, is fully sealed to HEPA H13 grade.³ Air Multiplier technology projects over 76 gallons per second of smooth, yet powerful airflow.⁷ Connects to the MyDyson app to control and monitor air quality from anywhere, or hands-free with compatible voice services.⁵
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    Your price for this item is $449.99
    The comparable value price is $549.99

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  9. Dyson - Purifier Hot+Cool HP2 De-NOx​ - White/Gold - Front_Zoom
    Top comment

    ""Powerful, User-Friendly Air Purifier"...If we had one critique, it would be that the design is a bit bold for our taste; something more understated would better suit our home’s aesthetic. The air feels noticeably cleaner, and we've already seen a difference in our allergy symptoms. ...Cleans up air fantastically....While there are cheaper “box” air purifiers out there, this is definitely a style choice. "

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    Product Description

    Dyson Purifier Hot+Cool HP2 De-NOx​ delivers whole-room heating⁴ and powerful cooling⁶ with purified air. Advanced air purification captures 50% more NO₂.⁸ Removes odors and gases,¹ and continuously destroys formaldehyde.⁹ The fully sealed, 3-stage filter system captures 99.97% of particles as small as 0.3 microns.³ The whole purifier, not just the filtration system, is fully sealed to HEPA H13 grade.³ Air Multiplier technology projects over 76 gallons per second of smooth, yet powerful airflow.⁷ Connects to the MyDyson app to control and monitor air quality from anywhere, or hands-free with compatible voice services.⁵
    See all Air Purifiers
    Top comment

    ""Powerful, User-Friendly Air Purifier"...If we had one critique, it would be that the design is a bit bold for our taste; something more understated would better suit our home’s aesthetic. The air feels noticeably cleaner, and we've already seen a difference in our allergy symptoms. ...Cleans up air fantastically....While there are cheaper “box” air purifiers out there, this is definitely a style choice. "

    See all customer reviews

    Product Description

    Dyson Purifier Hot+Cool HP2 De-NOx​ delivers whole-room heating⁴ and powerful cooling⁶ with purified air. Advanced air purification captures 50% more NO₂.⁸ Removes odors and gases,¹ and continuously destroys formaldehyde.⁹ The fully sealed, 3-stage filter system captures 99.97% of particles as small as 0.3 microns.³ The whole purifier, not just the filtration system, is fully sealed to HEPA H13 grade.³ Air Multiplier technology projects over 76 gallons per second of smooth, yet powerful airflow.⁷ Connects to the MyDyson app to control and monitor air quality from anywhere, or hands-free with compatible voice services.⁵
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    Your price for this item is $699.99
    The comparable value price is $949.99

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  10. Dyson - Purifier Cool PC2 De-NOx​ - White/Gold - Front_Zoom
    Top comment

    "[This review was collected as part of a promotion.] As an allergy sufferer, I wish I would have tried using a Dyson air purifier much sooner! ...Lifesaver for my allergies...I have been using the Dyson air purifier for several weeks now, and I think it has made a difference in my daily life. "

    See all customer reviews

    Product Description

    Dyson Purifier Cool PC2 De-NOx​ delivers whole-room purification⁴ and powerful cooling.⁶ Advanced air purification captures 50% more NO₂.⁸ Removes odors and gases,¹ and continuously destroys formaldehyde.⁹ The fully sealed, 3-stage filter system captures 99.97% of particles as small as 0.3 microns.³ The whole purifier, not just the filtration system, is fully sealed to HEPA H13 grade.³ Air Multiplier technology projects over 76 gallons per second of smooth, yet powerful airflow.⁷ Connects to the MyDyson app to control and monitor air quality from anywhere, or hands-free with compatible voice services.⁵
    See all Air Purifiers
    Top comment

    "[This review was collected as part of a promotion.] As an allergy sufferer, I wish I would have tried using a Dyson air purifier much sooner! ...Lifesaver for my allergies...I have been using the Dyson air purifier for several weeks now, and I think it has made a difference in my daily life. "

    See all customer reviews

    Product Description

    Dyson Purifier Cool PC2 De-NOx​ delivers whole-room purification⁴ and powerful cooling.⁶ Advanced air purification captures 50% more NO₂.⁸ Removes odors and gases,¹ and continuously destroys formaldehyde.⁹ The fully sealed, 3-stage filter system captures 99.97% of particles as small as 0.3 microns.³ The whole purifier, not just the filtration system, is fully sealed to HEPA H13 grade.³ Air Multiplier technology projects over 76 gallons per second of smooth, yet powerful airflow.⁷ Connects to the MyDyson app to control and monitor air quality from anywhere, or hands-free with compatible voice services.⁵
    See all Air Purifiers
    Your price for this item is $649.99
    The comparable value price is $849.99

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