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Pure Enrichment MistAire Ultrasonic Cool Mist Humidifier

Humidifiers are devices designed to increase the moisture content in the air of a particular space, typically a room or a house. Their primary function is to address the problems associated with dry air, which often occurs in climates with low humidity or during winter months when heating systems can dry out the air indoors. The importance of maintaining an optimal humidity level in living spaces is paramount, as it impacts both health and comfort.

When the air is too dry, it can lead to a variety of issues. These include irritation of the respiratory tract, exacerbation of allergy and asthma symptoms, dry skin, chapped lips, and an increased susceptibility to colds and respiratory infections. Dry air can also harm household items, causing wood to crack and electronic devices to accumulate static electricity. By introducing moisture into the air, humidifiers help alleviate these problems.

The top 10 Humidifiers

Product name Image Rating Pros Cons Best Price More information


Pure Enrichment MistAire Ultrasonic Cool Mist Humidifier

Pure Enrichment MistAire Ultrasonic Cool Mist Humidifier
4 and a half star review
  • Whisper-quiet operation
  • 1.5-liter water tank for up to 25 hours
  • 360-degree mist nozzle
  • Limited to small and medium-sized rooms
  • Requires regular refilling
  • May require frequent cleaning due to mineral buildup
Coming Soon!


GENIANI Portable Small Cool Mist Humidifier

GENIANI Portable Small Cool Mist Humidifier
  • Compact and portable
  • Automatic shutoff and night light
  • USB-powered
  • Small capacity
  • Limited coverage area
  • May need frequent refills
Coming Soon!


Elechomes SH8830 Humidifier

Elechomes SH8830 Humidifier
  • Covers up to 755 square feet
  • 5.5-liter top-fill tank
  • LED display and remote control
  • Higher cost
  • Replacement filters needed
  • May be too powerful for smaller rooms
Coming Soon!

LEVOIT LV600HH 6L Warm and Cool Mist Ultrasonic Humidifier

LEVOIT LV600HH 6L Warm and Cool Mist Ultrasonic Humidifier
  • Both cool and warm mist options
  • Large 6-liter tank
  • Remote control for easy operation
  • Higher price point
  • Requires more space
  • May have higher energy consumption
Coming Soon!

Vicks Mini Filter Free Cool Mist Humidifier

Vicks Mini Filter Free Cool Mist Humidifier
  • Compatible with Vicks VapoPads
  • 1.9-liter tank for up to 20 hours
  • Effective for small spaces
  • Filter-free design may require more cleaning
  • Limited to cool mist only
  • Smaller coverage area
Coming Soon!

Everlasting Comfort Cool Mist Humidifier

Everlasting Comfort Cool Mist Humidifier
  • 6-liter tank for up to 50 hours
  • Ultrasonic and filterless
  • Includes essential oil tray
  • Larger size may not fit all spaces
  • Potential for white dust if using hard water
  • May produce noise
Coming Soon!

Homedics Ultrasonic Humidifier

Homedics Ultrasonic Humidifier
  • Stylish design
  • 5.56-liter tank for up to 70 hours
  • Also an essential oil diffuser
  • Higher price
  • Larger size may not be suitable for all spaces
  • May require frequent maintenance
Coming Soon!

Crane Droplet Ultrasonic Small Air Humidifier

Crane Droplet Ultrasonic Small Air Humidifier
  • Suitable for small to medium rooms
  • Adjustable settings
  • Optional essential oil diffuser
  • Smaller capacity (0.5 gallon)
  • May not be ideal for large spaces
  • Requires regular refills
Coming Soon!

Everlasting Comfort Air Humidifiers for Bedroom

Everlasting Comfort Air Humidifiers for Bedroom
  • Large 6L capacity
  • Adjustable mist output
  • Essential oil tray included
  • Might be too large for small spaces
  • Potential for noise
  • Requires space due to size
Coming Soon!

AquaOasis Cool Mist Humidifier

AquaOasis Cool Mist Humidifier
  • Immediate dry air relief
  • Operates in total silence
  • Large 2.2L water tank
  • Limited to cool mist
  • Not suitable for large rooms
  • May need regular cleaning to prevent mold
Coming Soon!

The History of Humidifiers

Initially, humidifiers were simple, passive devices. The earliest forms were basic evaporation trays that sat on radiators or stoves, relying on the heat to evaporate water into the air. These rudimentary models were more about comfort than health, as they aimed to alleviate the dryness caused by heating systems in homes and workplaces.

As our understanding of indoor air quality and its impact on health evolved, so too did humidifiers. In the 1930s, advancements in electrical appliances led to the development of more sophisticated humidifiers. These were still primarily evaporation-based but began to incorporate electrical fans to aid in dispersing moisture more evenly throughout rooms.

During the mid-20th century, alongside the boom in consumer electronics, humidifiers became more accessible and popular. They were marketed not only as tools for comfort but also for their potential health benefits, such as preventing dry skin, relieving cold symptoms, and reducing static electricity.

In the 1960s and 1970s, as central heating became more common, whole-house humidifiers, which connected directly to a home’s heating and ventilation system, were introduced. These systems were capable of controlling the humidity levels throughout the entire house, representing a significant leap from the room-specific units of the past.

The late 20th century and early 21st century saw further innovations. Ultrasonic humidifiers, which use high-frequency sound vibrations to create a fine mist, became popular due to their quiet operation and efficiency. Meanwhile, advancements in digital technology enabled the integration of features like automatic humidity sensors, programmable timers, and remote control capabilities, making humidifiers more user-friendly and efficient.

Today, humidifiers continue to evolve with a focus on health and convenience. Modern units often incorporate air purification systems to remove dust, allergens, and pathogens from the air. Smart humidifiers, which can be controlled via smartphone apps and integrated into home automation systems, represent the latest frontier in humidifier technology.

Who should use Humidifiers

Humidifiers are beneficial for a variety of people, particularly those who live in climates where indoor air tends to become dry, either during specific seasons or year-round. Here’s a summary of who should consider using humidifiers:

  • Individuals with Respiratory Issues: People suffering from asthma, allergies, or frequent colds may find relief with the use of a humidifier. Dry air can aggravate respiratory problems, and maintaining optimal humidity levels can help alleviate symptoms.
  • Those Living in Dry Climates: In areas where the climate is naturally dry, or during winter when heating systems tend to dry out indoor air, humidifiers can add necessary moisture to the air, enhancing comfort and reducing problems like dry skin, throat, and eyes.
  • Infants and Young Children: Young children, particularly infants, are sensitive to air quality. Humidifiers can help maintain a comfortable environment, potentially reducing the occurrence of respiratory infections and aiding in better sleep.
  • People with Dry Skin or Eczema: Dry air can exacerbate skin conditions such as eczema or generally cause dry skin. Humidifiers add moisture to the air, which can help in keeping the skin hydrated.
  • Homeowners Concerned About Furniture and Plants: Dry air can damage wooden furniture and flooring by causing them to crack. It can also be harmful to indoor plants. A humidifier can help preserve the integrity of wood furnishings and keep houseplants healthier.
  • Individuals Prone to Static Electricity: In very dry environments, static electricity can become a nuisance. Humidifiers help reduce the occurrence of static electricity in homes.
  • Those Seeking Improved Sleep and Overall Comfort: Even in the absence of specific health issues, the use of a humidifier can enhance the overall comfort of a living space, potentially leading to better sleep and a more pleasant indoor environment.

What Humidifiers are NOT intended for

While humidifiers are beneficial for many, there are situations and individuals for whom the use of a humidifier might not be advisable or requires careful consideration:

  • People with Allergies to Mold or Dust Mites: Overuse of humidifiers can increase indoor humidity levels, potentially leading to the growth of mold and dust mites. Individuals who are allergic to these allergens should be cautious when using humidifiers and ensure that humidity levels are kept in check.
  • Those with Severe Asthma or Respiratory Conditions: While humidifiers can benefit people with certain respiratory issues, those with severe asthma or other serious respiratory conditions should consult their healthcare provider before using a humidifier. Excess humidity can sometimes worsen respiratory symptoms.
  • In Homes with Poor Ventilation: Inadequate ventilation in a home can lead to an accumulation of excess moisture from a humidifier. This can encourage the growth of harmful mold and bacteria, negatively impacting indoor air quality.
  • Individuals with a Susceptibility to Pneumonia or Lung Infections: People with a history of pneumonia or prone to lung infections should be cautious. Improperly maintained humidifiers can disperse harmful microorganisms into the air, potentially causing respiratory infections.
  • When Using Certain Types of Water: Using tap water in ultrasonic or impeller humidifiers can disperse minerals and microorganisms into the air. People sensitive to these particles should use distilled or demineralized water, or avoid these types of humidifiers altogether.
  • People Living in Already Humid Environments: If the environment is naturally humid, adding more moisture to the air can create an uncomfortably damp atmosphere and encourage mold growth and other problems associated with high humidity.

Pros and Cons of Humidifiers


  • Alleviates dry skin, throat, nose, and lips.
  • Reduces the severity of respiratory ailments like colds, allergies, and asthma.
  • Can decrease the likelihood of infections by maintaining healthy mucosal surfaces.
  • Enhances sleep quality by preventing dryness-induced discomfort.
  • Reduces static electricity in the home.
  • Protects wooden furniture and instruments from cracking due to dry air.
  • Helps preserve the freshness of indoor plants.
  • Can help filter out certain airborne pathogens and particulate matter.
  • A wide range of types and sizes to suit different needs and spaces.
  • Features like humidistats and timers for better control.


  • Requires regular cleaning to prevent mold and bacteria growth.
  • Neglected maintenance can lead to dispersal of harmful microorganisms.
  • Overuse can increase humidity to unhealthy levels, promoting mold and dust mites.
  • Excess humidity can damage wallpapers, paint, and wooden structures.
  • Some models are energy-intensive and can increase electricity bills.
  • Some models, especially ultrasonic ones, can be noisy during operation.
  • Can exacerbate respiratory issues if humidity is too high or the device is dirty.

Studies regarding the benefits of Humidifiers

1. Title: Humidification for Respiratory Illnesses in Adults and Children

Summary: This Cochrane Review summarizes existing research on the use of humidifiers for treating respiratory illnesses in adults and children. It concludes that while there is some evidence for potential benefits, particularly in relieving cough and congestion, the quality of the evidence is generally low, and more research is needed.

2. Title: The Effect of Humidity on the Survival of Influenza A Virus in the Airstream

Summary: This study investigates the impact of humidity on the survival of influenza A virus in the air. It suggests that increasing humidity levels may reduce the viability of the virus, potentially aiding in preventing the spread of influenza.

3. Title: Room-Humidification and Respiratory Tract Infections in Preterm Infants: A Randomized Controlled Trial

Summary: This randomized controlled trial examines the use of humidifiers in preventing respiratory tract infections in preterm infants. The findings suggest that while humidification may not significantly reduce the overall infection rate, it might decrease the severity of respiratory symptoms.

4. Title: The Impact of Household Humidification on Symptoms of Allergic Rhinitis

Summary: This study explores the effects of humidification on symptoms of allergic rhinitis. It suggests that increasing humidity levels in the home may offer some relief from symptoms like nasal congestion and dryness, potentially improving sleep quality for individuals with allergies.

5. Title: Assessing the Benefits and Risks of Home Humidifier Use

Summary: This review article analyzes the potential benefits and risks associated with using humidifiers at home. It acknowledges the potential for symptom relief from respiratory ailments and dry skin, but also highlights potential risks like the growth of mold and bacteria if not properly maintained.

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