Can You Put Essential Oils In A Humidifier?

There are several uses and benefits of essential oils. These are best used through the route of aromatherapy. Depending on the purpose they are used for, some may be more or less effective than others. By using a diffuser, you can get all the benefits of an essential oil. While you’re still grappling with this idea, you’re probably asking: Can you put essential oils in a humidifier? Should you or not?

Well, the answer is that you definitely can! Read on…

Why should you use essential oils in a humidifier?

Before you venture out into putting your favourite essential oil or a blend of two or three into a humidifier, it’s good to understand that this can only be done if you have a cold air humidifier. Not only does it work like a diffuser but it also handles essential oils securely. In fact, now’s the time to ask around: Can you put essential oils in a cool mist humidifier?

Can you put essential oils in a humidifier

You might want to add essential oils to your humidifier to make your room smell pleasant and different. This is because this practice is known to reduce the symptoms of respiratory problems and sinus, among others. When you inhale the air of essential oils, you can actually get quicker relief from nasal congestion, cold and sinus.

Certain oils like peppermint, eucalyptus and lavender do wonders for breaking up nasal congestion and smoothing the nasal passages. Though there’s no scientific evidence that points to the fact that inhaling the vapors of essential oils can improve one’s breathing, yet since it is soothing, it gives a great deal of comfort to the user and on the whole, his health improves.

Precautionary tips to take when using essential oils in humidifiers

Here are a few tips to consider before using essential oils in humidifiers:

  • Don’t expose kids and pets to strong essential oil diffusions. Either place it in a room where they won’t go to or high up where they can’t reach it.
  • If you have specific health issues, or are pregnant or diabetic, don’t use a diffuser for this purpose for a protracted period or without your doctor’s consent.
  • Before using any essential oil, do a patch test for allergies. Pour a drop on the inside of your elbow or on your wrist and give a few hours for it to work. If there’s no reaction, you’re fine to use this essential oil.
  • Don’t go overboard using essential oils or it could give you nausea, vertigo, headaches or you might even vomit.

How to add essential oil to the humidifier 

By using a humidifier, respiratory illnesses such as sinus and asthma, cracked lips, nosebleeds and common cold can be vastly reduced. By adding a little essential oil to your humidifier, the scent is dispersed all over the room and its healing properties come into play. In fact, some oils like peppermint or eucalyptus or peppermint decongest the nasal passages and soothe them.

It’s best to use essential oils in diffusers that are made for essential oils. Here’s how to go about it:

  • Take off the unit from the wall.
  • Remove the water tank from the bottom of the humidifier. Pull the center part and pull it upwards. Unscrew the water tank at the top and remove the cap.
  • Clear the tank of all water and pour it in a sink nearby. Replace this water with distilled water as tap water could contain harmful minerals that could damage the unit.
  • Add about six drops of the essential oil you like in the water tank.
  • Set up the humidifier as it was before and turn it on so that oil mixes in the surrounding air.

Diffusing essential oils with a humidifier

Using a diffuser to break down the essential oil particles into a fine mist that remains pendant in the air and inhaled is the best way of using a humidifier with essential oils. It’s best to use cold air diffusers don’t spoil the oil’s virtues, from which you get the full benefit of the healing properties of the oil you choose.

There are three types of diffusers:

  • Ultrasonic
  • Cold air
  • Evaporative

Effects of essential oils on humidifiers

Not all humidifiers can accept essential oils as this will damage them in the long run. For instance, if essential oils are added to the humidifier’s water tank, it will, over time, damage the unit. The oils coat the machinery and break down plastic in the long run and block sensitive ultrasonic nebulizers, among other things. So, think well before you add essential oils to your humidifier’s water tank.

Advantages of essential oils and diffusers

Using essential oils at home gives a clean and healthy environment. It can also get rid of any illnesses and prevent you from falling sick. However, essential oils are strong, and not all oils are safe or mild enough for everyone to use.

Some beneficial essential oils are:

  • Oregano: This is good for people with high blood pressure, heart ailments, respiratory disorders, pain, etc. However, diabetics and those with allergies should not use it.
  • Ginger: It’s good for the joints, digestion, inflammation and nausea.
  • Peppermint: It aids digestion, reduces fever, muscle pain and headache, improves focus and boosts energy.


While using essential oils in diffusers may have its own advantages, yet care should be taken in choosing the essential oil and using it for a specific time period.

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