Is A Diffuser Also A Humidifier (Discover The Difference)

  • By: madison
  • Date: January 20, 2023
  • Time to read: 4 min.

A diffuser is not the same as a humidifier. A diffuser is used to disperse essential oils into the air, while a humidifier adds moisture to the air. Humidifiers often use warm mist or steam to increase humidity levels in a room.

Humidifiers can help reduce allergy symptoms, but a diffuser won’t offer these benefits. Many people don’t realize that they need more than just aromatic oils to truly improve their health and well-being. Find out how you can combine both a diffuser and a humidifier for optimal air quality in your home.

Key Takeaway’s

  • A diffuser is an essential oil diffusing device that releases tiny droplets of scented oil into the air to improve mood, reduce stress, and improve well-being.
  • A humidifier is an appliance that adds moisture to the air by evaporating water.
  • While a diffuser will add some humidity to the air, it is not as effective as a standalone humidifier at doing so. 
  • Diffusers are often used in combination with humidifiers for improved indoor air quality and comfort. 
  • Humidifiers can also be used with essential oils, but they do not disperse them as quickly or evenly as a dedicated essential oil diffuser.

Here’s The Answer To Is A Diffuser Also A Humidifier

Is A Diffuser Also A Humidifier
Is A Diffuser Also A Humidifier

While a humidifier helps to increase the amount of moisture in the air, a diffuser employs essential oils to create a fragrant ambiance. A diffuser, therefore, is not necessarily a humidifier since its primary purpose is not to increase the humidity in the environment. 

However, some ultrasonic diffusers may have a dual purpose, meaning they both diffuse essential oils and act as humidifiers by adding moisture to the air. These types of diffusers work by vibrating water at an ultrasonic frequency to create tiny droplets of water which are then expelled into the air along with essential oil particles. 

• Ultrasonic diffusers can both diffuse essential oils and act as humidifiers 

• The vibration of ultrasonic waves creates droplets of water in the air 

• The water droplets help increase humidity levels similar to traditional humidifiers 

My expertise in this area has allowed me to see how ultrasonic diffusers can be used both for essential oil diffusion and for increasing humidity levels in any given space. It’s amazing how versatile this technology is.

What Is A Diffuser? 

What Is A Diffuser
What Is A Diffuser

A diffuser is a device used to spread essential oils, scents, and fragrances into the air. It helps to improve air quality and overall ambiance in a room.

Types of diffusers include ultrasonic diffusers, electric diffusers, and ceramic diffusers.

How Does A Diffuser Work? 

A diffuser works by vaporizing essential oils or releasing their aroma of them into the air.

This is accomplished using an ultrasonic procedure that includes dispersing small droplets of essential oil into the atmosphere as a mist or vapor.

A diffuser and a humidifier are similar in how they operate as they both use an ultrasonic transducer to turn liquid into a fine mist. The main difference is that humidifiers usually have a larger water tank, while diffusers are often smaller.

What Is A Humidifier? 

What Is A Humidifier
What Is A Humidifier

A humidifier is an apparatus that assists in introducing moisture to dry air. It uses either warm mist or cool mist technology to turn water from its tank into tiny droplets.

These droplets are then released back into the environment as water vapor or misting.

Benefits of using a humidifier include:

  • Aromatherapy
  • Improving skin and respiratory health.

How Does A Humidifier Work? 

Humidifiers use warm or cool mist technology to turn water from their tanks into tiny droplets that are released back into the environment as water vapor or misting.

Some humidifiers also come with a humidistat, so you can set it at a certain level of humidity, and it will automatically adjust according to your desired levels. 

Both humidifiers and diffusers are designed to release a certain substance into the air, whether it be pure moisture or essential oils, or a mixture of both. Some diffusers use heat to disperse essential oils and some humidifiers come with warm mist or steam options.

Are There Any Benefits To Having A Combination Of Both Devices? 

Yes. You can profit from the following advantages of having a humidifier and an essential oil diffuser in your home:

  • Aromatherapy benefits: You can use essential oils to make your home seem tranquil and quiet.
  • Improved air quality: The diffuser releases essential oils into the air, which can help purify the air and remove any unwanted odors.
  • Moisture in dry air: The humidifier adds moisture back into the air, which can help keep your skin and respiratory systems healthy.
  • Overall, having a humidifier and an essential oil diffuser can be a fantastic approach to enhancing the health and welfare of your home.

Final Thoughts

A diffuser and a humidifier are two different machines, each performing different functions. The former uses essential oils to disperse a mist of natural aroma into the air, while the latter adds moisture to the air in order to keep it from drying out. 

Although both items may look similar, their main purpose is quite distinct. By learning about their difference, you can make an informed decision when it comes to taking care of your home’s environment. 

You are prepared to select the humidifier that will best meet your needs now that you are aware of the distinction between a diffuser and a humidifier.

Don’t forget to follow us on social media for updates, too– because keeping your home’s air healthy and comfortable should be at the top of everyone’s list.


Kenneth Sine
Kenneth Sine

My name is Kenneth Sine, and I’m a product engineer who has been working with humidifiers for over ten years now. In my spare time, I write for, where I share my knowledge with others who want to learn more about the world of humidifiers.