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Does Peace Lily Clean the Air? (All You Need to Know)

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Peace Lilies are one of the indoor flower plants that stand out the most because of their ethereal white beautiful flowers that bring a soothing vibe to the home.

However, many of you may not plant indoor flower plants only for their beauty as indoor air can be as polluted as outdoor air, you may want your indoor flower plant to cleanse the indoor air as well.

Therefore, if you like Peace Lilies, before planting them in your home you may want to know whether Peace Lily cleans the air or not.

So, let’s learn the opinions regarding this topic.

Does Peace Lily Clean The Air?

Peace Lilies are NASA-approved one of the best houseplants that clean air by eliminating 60% of the pollutants from the air. These tropical indoor plants can break down and equalize harmful pollutants such as Benzene, Carbon Monoxide, Xylene, and Formaldehyde from the indoor air.

Is Peace Lily An Air Purifying Plant?

Peace Lily is certainly an air-purifying plant. Research conducted by NASA itself over houseplants that can purify the air around the home has firmly stated and approved the Peace Lily as a top house plant that effectively and efficiently purifies the air.

To say in detail, the research conducted by NASA had focused on the widespread adulterants that are released off by manmade materials. Among all these pollutants, Benzene and Trichloroethylene are the most common ones.

And Peace Lilies are great at absorbing and eliminating these two contagious pollutants from the air. Surprisingly not only these two pollutants are removed by Peace Lilies, but they can also absorb Carbon Monoxide, Xylene, and Formaldehyde from the air.

Nearly 60% of these toxic pollutants can get eliminated by the Peace Lily plant. In addition, to make the indoor air more suitable for breathing, Peace Lily plants release moisture in the indoor air.

So, all of these qualities and abilities of Peace Lily plants make them an outstanding air-purifying plant.

How Does Peace Lily Purify Air?

Peace Lilies purify the air by using their leaves. Piece Lilies use their leaves to consume the toxic pollutants from the air around them and then transmit those pollutants to their roots. And at their roots, the pollutants are broken down by microbes found in the soil.

So in this way, the chemicals/pollutants such as Benzene, Xylene, Formaldehyde, Trichloroethylene, Carbon Monoxide are broken down and neutralized by the Peace Lily plant. And the air gets cleaned up to 60%.

How Much Air Does A Peace Lily Clean?

A study conducted by the “Hort Innovation” has stated that one indoor air purifying house plant including the Peace Lily cleans the air up to 25% for an average room ( 13×16 feet). And two Peace Lily plants can clean the air up to 75% for an average room.

Do Peace Lilies Give Off Oxygen?

Peace Lilies do give off oxygen. In fact, Peace Lilies are one of the air-purifying house plants that release most oxygen in the air.

NASA’s study over air-purifying house plants has proven that Peace Lilies do give off oxygen along with eliminating toxic pollutants and releasing moisture in the air. The Peace Lily plant mainly releases oxygen at night but keeps the air clean throughout the whole day.

Does Peace Lily Releases Oxygen At Night?

It might seem a little surprising but Peace Lilies indeed do release oxygen at night.

Generally, plants release oxygen during the daytime and carbon dioxide at night. But the Peace Lilies give off oxygen at night. It’s because like some other air-purifying houseplants, Peace Lilies do photosynthesis at night. Therefore, they release oxygen at night time.

What Are Peace Lily Plants Good For?

To let you know the goodness of Peace Lilies, this section has included all the criteria at which Peace Lilies have shown their competencies.

Purifies The Air:

Peace Lilies are exceptionally great for purifying the air around the home. They are NASA-recommended top plants that purify the air by absorbing toxic Benzene, Xylene, Formaldehyde, Trichloroethylene, and Carbon Monoxide from the air.

Besides Japanese Study has proven that Peace Lilies are as effective and efficient in soaking up VOCs as Golden Pothos plants.

Also, know that Peace Lilies clean 60% of the impurities from the air. So they are great air-purifying plants.  

Absorbs Acetone Vapors:

Peace Lilies are good for absorbing toxic harmful vapors produced by your home’s painting, furniture varnishes, rubbing alcohol, and other products that have acetone and alcohol in them.

These dangerous acetone and alcohol have negative impacts on health but Peace Lily plants remove these vapors and keep the air around your home healthy and fresh.

Promotes Sound Sleep:

It might seem hard to believe but yes, Peace Lilies actually are good in promoting sound sleep. Peace Lilies cleanse the air inside the home, release moisture in the air, and give off oxygen at night.

And all of these allow a person to breathe clean air which helps to have a peaceful sleep at night.

Prevents Formation Of Mildew:

Peace Lilies are effectively good at preventing the formation of mildew. Peace Lilies can live well in places with high humidity and absorb moisture from that space.

And it’s known that bathrooms and the area around the kitchen sink are high in humidity which causes mildew in the home. Keeping Peace Lily plants at those places will prevent further mildew formation as Peace Lilies will soak up moisture.

What Health Benefits Do Peace Lilies Have?

The health benefits that Peace Lilies have are listed and explained below.

Gives Off Clean Air To Breathe:

Peace Lilies eliminate 60% of the contagious air pollutants from the home’s atmosphere that are harmful to health and give off clean air to breathe in.

Peace Lilies release oxygen at night which helps to breathe clean air while sleeping. Therefore, a person can have a sound sleep breathing purified and clean air which is necessary for health.

Keeps Health Free From Harmful Vapor:

Harmful vapors from acetone and alcohol such as paints, varnishes, nail polish remover, rubbing alcohol are toxic and have a negative impact on human health.

These vapors can cause headaches, low blood pressure, lethargy, acetone poisoning, and lack of coordination. But luckily Peace Lilies absorb them from home’s surroundings and keep health free from all these toxic vapors.

Eliminate Illness Caused By Mold Spores:

Airborne mold spores can cause eye irritation, sneezing, skin irritation, etc. Especially people with chronic lung illness are prone to face these illnesses mostly if they are exposed to mold spores.

But it’s a great fortune that Peace Lilies reduce mold spores to a great extent from the air by removing them from the air.

Alleviate Stress:

According to Feng Shui, Peace Lilies are the best indoor plants that bring calmness to the home’s environment and alleviate the stress that the body and mind feel throughout the day.

It gives a peaceful touch to the bedroom by its sweet mild fragrance that also brings positive energy to the mind to function the next day.

What Are The Best Indoor Plants To Clean The Air?

5 best indoor plants have been explained with justification below.


Philodendron is one of the best indoor plants which not only is used as a decorative house plant but also purifies the indoor air.

Philodendron eliminates toxic Formaldehyde from the indoor air and blocks radio waves with their large leaves.

Peace Lily:

Peace Lily is a top indoor plant that effectively removes 60% of the harmful pollutants, chemicals such as Benzene, Xylene, Trichloroethylene, Carbon Monoxide, and Formaldehyde from the indoor air.

The exquisite beauty of its white curved flower and sweet fragrance makes it stand out as a decorative plant too.

Besides, it’s known for bringing peace and good fortune to the home.


Pothos is the highest-ranked plant by NASA for cleaning air the most effectively and eliminating VOCs from the indoor air most efficiently.

They are easy to maintain and bring greenery to hectic urban life. Pothos will thrive well enough in both a pot and hanging basket inside a room.

Rubber Tree:

Rubber Tree is another best indoor plant that soaks up and breaks down toxic pollutants in the air. Besides, their large leaves take the Carbon dioxide in and release it as oxygen after converting it.

They are easy to maintain and grow in well-drained pot soil.

English Ivy:

English Ivy is an easy-growing indoor plant that specifically is efficient in eliminating airborne fecal elements and purifies the air in a damp place like a bathroom.

Besides, English Ivy plants are proven to resist mold spores in the home.

Are Indoor Plants Better Than Air Purifiers?

Indoor plants are certainly better than air purifiers in many ways. Here the reasons are described in brief.

Natural Purifier:

Nothing is better than mother nature and plants are the most significant gift of nature so instantly it makes sense that indoor plants are better than air purifiers. Indoor plants use their natural ability to purify the air in the most effective way.


Indoor plants are cost-effective. You don’t have to spend bucks on buying an indoor plant.


Indoor plants are therapeutic. They help to release stress and give off a soothing, comforting vibe to the mind.

Removes VOCs:

Indoor plants are highly effective in eliminating VOCs than air purifiers. Especially if the home is a new one, or there is new furniture.

Peace Lilies do clean the air. They are NASA recommended plants that effectively eliminate 60% of the harsh chemicals and pollutants in the air. They absorb the pollutants using their leaves throughout the daytime and release oxygen at night for breathing clean air.

Frequently Asked Questions:

Do Peace Lilies Like Coffee Grounds?

Can You Propagate Peace Lily From Cutting?

Can Peace Lily Grow Indoors?

Is Peace Lily Toxic to Pet Rabbits, Cats, Dogs, or Fish?

Can Peace Lily Grow in Shade?

Do Peace Lilies Like Humidity?

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