Air Purifier Benefits – Read Before Buying & See Our Top Picks

| Last Updated: February 17, 2021

By now, you might already know that the presence of pollutants and allergens in your house can lead to severe health problems.

For this reason, air humidifiers have become quite a common investment.

The question is, what is an air purifier, and how does it work? Plus, which air purifier will be the best option? Let’s find out!

What is an Air Purifier?

Just like water and food, air is also essential for our survival. While most of us invest quite a lot in our diets, we often tend to ignore the air that we breathe in.  

Without a doubt, there are more pollutants present in the air now than there have been in previous years. Pollutants from our cars and industries impact all of us globally. In fact, surveys suggest that toxic pollutants affect over 200 million people worldwide. It’s a known fact that such pollutants can have an adverse effect on health and this is where air purifiers come into play.

Mold and dust commonly collect inside homes, leading to various respiratory issues like allergies and asthma. Air purifiers, however, remove the toxins from houses along with airborne viruses and bacteria. As a result, it improves breathing which, in turn, benefits your overall health.  

Benefits of Investing in a Great Air Purifier

As mentioned above, air purifiers aid in removing air pollutants. In particular, they are useful for people suffering from allergies and asthma. Plus, they help get rid of second-hand smoke as well and are suitable for both residential and commercial environments. Air purifiers have other benefits too including:

They Make Breathing Easier

While clean air is quite important for good life quality, it becomes essential if you’re a victim of allergies or asthma. Even if the environment seems to be clean, there can be invisible particles present like dust mites, pet dander, and mold, which aggravate allergy sensitivities. By opting for the right purifier, you can filter out most of them, enabling you to breathe easier.

Cook With Ease

In houses with gas burners, cooking releases an excessive amount of carbon monoxide, nitrogen dioxide, and other fine particles in the air. Plus, while frying anything, the smell and smoke can create an unpleasant environment if you have guests around. Thus, an air purifier can help to reduce the harmful gases, unpleasant fumes, and cooking odors, resulting in a fresh and clean environment.

Air purifier cleans the air in the kitchen. (Source)

Enjoy Better Sleep

It’s no secret; sleep is often linked with higher academic performance, reduced depression, and better cognitive abilities. However, sleeping can become nearly impossible if you experience symptoms such as sinus headaches, sneezing, congestion, and stuffy nose due to dust, dander, and mold in your room. With a top-notch air purifier, you can make your air free of these particles and avoid such issues, leading to better sleep.

Our Favorite Air Purifiers

With the advancements of modern science, air purifying technology has reached new heights. In just a short time, air purifiers have become tremendously popular. We’ve picked out our top three picks that should definitely be on your list if you’re thinking of buying one!

Best Air Purifier Overall:
Alen BreatheSmart Classic Air Purifier

Alen BreatheSmart Classic Large Room Air Purifier, 1100 sqft. Big Coverage Area, True HEPA Filter for Allergies, Pollen, Dust, Dander and Fur in White


  • Has a Great Design That Makes it Efficient
  • Works Great for Removing Various Particles
  • 7 Color Options Give You the Freedom to Match This Unit With Your House’s Decor


  • It Can Tend to Be a Little Loud on the High Setting

Our Review

The Alen BreatheSmart purifier is quite efficient at removing some of the most common contaminants that cause common breathing and other health problems. Despite its comparatively low price, this purifier can cover up an area of 1,100 square feet. Plus, its CADR rating, a metric that measures the removal of contaminants, is greatest among all the purifiers available on the market.

One incredible feature of this model is the intuitive smart sensor that continuously senses the amount of pollution in your surroundings and adjusts the fan according to it. Plus, you can operate it in manual or timed mode to save energy, although the purifier is also Energy Star certified. Moreover, it comes with a night setting that lowers the brightness of LED indicators and the fan speed to cut down the noise.

Other features include a filter monitor and a BreatheSmart optional ionizing unit. The unit charges up the ionizer which traps air particles more efficiently. However, if you prefer to use the air purifier without out, you can switch it off easily.

Bottom Line

Overall, this purifier is quite effective, and it’s the ideal choice for people concerned about the quality of the air they breathe but aren’t diagnosed with severe allergies. Moreover, it is attractive and has a high-tech look, adding to your house’s décor.

Honeywell HPA300 True HEPA Air Purifier, Extra-Large Room, Black


  • This is a Great Space Saver
  • Efficient at Trapping Different Particles
  • Quite Affordable Compared to Other Similar Units


  • Even at the Quietest setting, it Makes Noise

Our Review

If you’re looking for a purifier that provides value to your money, then this Honeywell allergen removing purifier is the one to opt for. The unit is full of numerous benefits; the first one being the sublime speed. While it is slightly large and has a clunky look, it can work quite efficiently.

Another great feature that makes this one of the best air purifiers is the four different levels of cleaning you can choose from. Apart from the general clean mode, turbo and allergen clean modes are also available for when you’re dealing with something undesirable in your air. One benefit of choosing the speed is that users can control the energy that the air purifier utilizes.

In addition, the purifier is fitted with an advanced HEPA air filter that has been lab proven to lower the allergens present in the air by up to 99.97%. Not only is this a huge plus, but it can also be quite a lifesaver for those suffering from seasonal allergies.  

Bottom Line

This is the ideal unit for rooms up to 465 sq. ft. and can capture 99.97% of even the smallest airborne particles like mold, pet dander, dust, pollen, and smoke. Plus, with its different cleaning settings, you can surely get clean air.

Best for the Money:
LEVOIT LV-H132 Air Purifier

LEVOIT Air Purifier for Home with True HEPA Filter, Air Cleaner for Allergies and Pets, Smokers, Dust, Pollen, Quiet Odor Eliminators for Bedroom with Optional Night Light, 2-Year Warranty, LV-H132


  • A Sleek and Small Unit
  • Setting it Up is Super Easy
  • Filter Needs to Be Changed After Every 6 Months


  • Can Be a Little Loud on the Third Speed

Our Review

For someone with allergies, finding pet dander or pollen floating around can be quite irritating. One product that can efficiently capture pet dander, as well as the other irritating particles, is the Levoit LV-H132 purifier.

The unit comes with a three-stage filtration system which includes a true HEPA filter. This filter can remove up to 99.9% of pet dander, mold spores, pollen, dust, and smoke. Plus, it can even filter particles as small as 0.3 microns.

This air purifier has been a top-seller for many months and is ideal for those looking to purify medium-sized to large-sized rooms as big as 85 sq. ft. Apart from being suitable for homes, this is suitable for offices too.

Moreover, the unit has three modes of operation. The automatic mode adjusts the speed of the fan depending on the pollutants present in the air. Meanwhile, the manual mode lets you override this setting and have it run on one speed. Lastly, the sleep mode makes sure that the purifier doesn’t switch to the highest speed when you’re sleeping, thus ensuring that you get a good night’s sleep.

Bottom Line

This unit can become your secret to getting constant fresh air even inside your house. Select from three fan speed conditions according to the different air conditions. Plus, its attractive appearance makes it suitable to place it anywhere!


Using an efficient air purifier is helpful for individuals that care about their comfort and health. If you live with pets, are diagnosed with a respiratory condition due to allergies or asthma, or want to sleep better at night, then having an air cleaner will make a great investment.

My name is Bob Wells and I am a retired HVAC tech from Washington state. I am currently retired and no longer do much with HVAC, however, I feel like I have a lot of knowledge in the subject and I wanted to create a website where I could talk about what I've learned and help upcoming HVAC techs. Find more info about me and HVAC Training 101.