Best humidifiers for acoustic guitars

There is no much need to emphasize the importance of humidifiers in keeping the air moist especially in the dry winter periods and desert regions.

However, as much as humidifiers play a spectacular role in keeping your body moist to prevent the adverse effects of dry skin infections, it is also excellent for your acoustic guitar to prevent cracks, warpage or shrinkage, and that is the reason for best humidifiers for acoustic guitars so to select the best acoustic guitar humidifier for your acoustic guitar

Apart from the moisture aiding the transmission of the sound, it is also essential in keeping the acoustic guitar healthy. The dry acoustic guitar can lead to warping, shrinking, cracking or even complete damage of the acoustic guitar, and why would you allow that when there are humidifiers built to suit an acoustic guitar.

And you may think your whole house humidifier or singers or apartment humidifier should be able to take care of your acoustic guitar meaning you don’t really need a special humidifier, well, you may be right, but if you really care for your acoustic guitar get a humidifier for acoustic guitar.

Your home humidifier cannot take care of the dryness of your acoustic guitar sufficiently not even when your acoustic guitar is protected by the guitar case, which in some cases will warrant purchasing instrument case humidifier for your guitar case.

Moreover, the humidifiers for acoustic guitars make use of a specially made sponge to humidify the guitar, unlike the conventional humidifiers, which make use of a detached water chamber.

But, it must be use with a distilled water to ensure use over a long time, and you can use the hygrometer to judge the humidity of your acoustic guitar.

If the humidity falls below 40% then you really need a humidifier for the ideal humidity range is 40% to 50%, so you have to choose a humidifier that its ideal mist output is between the ideal ranges.

And is not necessary you use an acoustic humidifier when the humidity is between the normal ranges to avoid the development of mold, for high humidity above 55% encourages the development of growth.

With the numbers of humidifiers for acoustic guitars in the market, without any doubt, you would need the best humidifiers for acoustic guitar reviews to serve as a guide in selecting your own personal best humidifier for acoustic guitars.

Summary of review

Product name BrandUnique forweight (ounces)Product link
Music Nomad MN300 Humitar Acoustic Guitar Humidifier
Music Nomad equipment careAnti-drip design2.88
Oasis plus Guitar Humidifier Oasisextreme dry conditions1.12
Kyser Lifeguard Humidifier - for acoustic guitars KyserExcellent for out of case guitar1.6
D'Addario Acoustic Guitar Humidifier Planet wavesNo scratching0.32
Soarun Acoustic Guitar Humidifier SoarunInexpensive1.28

Best humidifiers for acoustic guitars reviews

Music Nomad MN300 Humitar Acoustic Guitar Humidifier


Music Nomad MN300 Humitar Acoustic Guitar Humidifier is well made to do the required job to humidify the acoustic guitar. It is easy to use, requires low maintenance, and comes with a creative Humid-I-Bar sponge, which holds the water effectively coupled with the quick flip top to check the condition of the sponge.

This acoustic guitar humidifier provides easy usage, all it takes is to slide the sponge into place between the strings, and watch it release moisture into the sound hole slowly and evenly to eradicate the symptoms of dry air on guitar like shrinking, warping and cracking.

And it does not require any special hole or latches to keep your acoustic guitar within the relative humidity specifications i.e. from 40% to 50%+.

The sponge retains more water to last for a week without needing a refill, depending on the level of humidity, but ensure you use distilled water.

Also ensure you refill in a very clean environment and you don’t have to use it when humidity is about 40 to 50% to avoid the development of mold-also applies to other humidifiers.

It is also made with quick flip top to conveniently check the sponge if dry or wet, and if dry, you can remove with ease to refill with distilled water. And it does not leak with the anti-drip design

Notable features include:

  • Made with no-mess material
  • Require low maintenance
  • Weigh 2.88 ounces
  • Humid-I-bar sponge retains water 10 times its weight.


  • Sponge retains much water
  • Anti-drip design
  • Need low maintenance
  • Ensures convenience

  • Sponge can develop mold if care is not taken


Oasis Plus+ Guitar Humidifier


Oasis plus guitar humidifier provides at least 50% mist output, which is the normal humidity value to humidify your sound hole and case.

The ideal time to use this humidifier is when the humidity falls below 40%, hence; use the hygrometer to determine the condition of the acoustic guitar before using the humidifier.

Oasis plus guitar humidifier made not to leak even if you overfill with the two levels leak protection it provides. It is also stabilized to never touch the body of the guitar.

Fill unit with distilled water and allow your guitar get the moisture it needs to produce the required sound, however, make sure you don’t allow it to get dry.

Notable features include:

  • It is of weight 1.12 ounces
  • Two levels of leak protection
  • Provides 50% humidity output


  • Offer leak protection
  • 50% humidity output
  • Okay for extreme dry conditions

  • N/A


Kyser Lifeguard Humidifier – for acoustic guitars


This humidifier will take care of your acoustic guitar in the dry winter months. All you need to do is to immerse the lifeguard humidifier inside the distilled water and squeeze the excess out to avoid leakage, and place in the sound hole size of 3 ¾ to 4 1/8 inches to completely cover the opening to keep moisture.

It will protect the acoustic guitar wood by maintaining the humidity of your acoustic guitar. It is easy to use and it is possible to check if the sponge is drying out.

And it prevents acoustic wood from drying out, hence, prevent cracking and warping, though, it does not really cater for the head and the case. Anyway, what primarily needs humidity is the acoustic guitar wood, and that is what Kyser Lifeguard ensures effectively, which however, makes it perfect for out of case guitar also if you often use your guitar.

Features include:

  • It has weight of 1.6 pounds
  • Perfect for sound holes of size 3 ¾ to 4 1/8 inches


  • Maintains relative humidity
  • Good fit
  • Easy to use

  • Over saturating sponge may cause leakage
  • Does not cater for the head and case


D’Addario Acoustic Guitar Humidifier


D’Addario acoustic guitar humidifier is not complicated to use also ensures the safety of your humidifier. The humidifier contains of three parts the sponge, a holder to hold the sponge and a clip top in up to take the sponge in and out.

It is designed to allow the humidifier hang in the sound hole without touching the body of the guitar and it ensure no scratching of guitar also anti-drip.

The humidifier releases the moisture slowly and equally to ensure the humidification of your guitar.

However, don’t over saturate sponge to avoid leaking. The humidifier is perfect to use in less dry areas compared to areas with extremely low humidity conditions.

Features include:

  • Weighs 0.32 ounces
  • Non- drip design


  • It doesn’t touch the body of guitar
  • Affordable
  • No scratching

  • Not suitable for extremely dry conditions


Soarun Acoustic Guitar Humidifier


Soarun acoustic guitar humidifier comes with excellent functionality, though it is impossible to check the sponge if dry or wet but all the same, it is an excellent humidifier yet affordable.

You can as add as much water from the top until the emanate holes are moist and does not drip out or put the humidifier in a cup full of distilled water, but, ensure you dry the surface with tissue.

The sponge has a high absorption rate to maintain the humidity level of your acoustic guitar also releases the moisture slowly and evenly without touching the body of the guitar.

And it works well to prevent and eliminate frets and cracking from your acoustic guitar. It is easy to install, but there is no way to check if the sponge is fully saturated.

Features include:

  • Weigh 1.28 ounces
  • Non- drip design


  • Affordable
  • Anti-drip design
  • Sponge has a high absorption rate
  • Inexpensive

  • No way to check sponge conditions


There is no more excuse for you to leave your acoustic guitar unattended to with the best humidifier for acoustic guitar reviews. These acoustic guitar humidifiers are specially designed to moist your acoustic guitar and prevent it from cracking, shrinking or warping.

They are generally good humidifiers, but if you are looking for less expensive acoustic guitar humidifiers then the D’Addario and soarun acoustic guitars is your pick, and for areas with extremely dry humidity conditions opt for oasis plus or nomad and Kyser.

However, ensure you use it with distilled water, and is not important you use acoustic guitar humidifier if the humidity is about 40-50%.