If you live in an area where the water doesn't contain a large amount of minerals—known as soft water, the amount of steam exiting the vaporizer may not be strong. Add salt to your vaporizer to increase the amount of steam and speed up the heating process.

Should I put salt in my Vicks humidifier?

Never add salt, baking soda, or other ingredients to the humidifier or evaporator water, unless the manufacturer's instructions expressly state that it is acceptable. Otherwise there is a risk of voiding the warranty or damaging the device as the salt can damage the heating element, filter or seals.

Do you need to add salt to a humidifier?

Salt should never be added to any type of humidifier. If metal components can be destroyed, your humidifier's lifespan can be reduced and your filter can be damaged. Is something wrong with my cool mist Humidifier? An invisible mist may be produced by the type of humidifier that you have.