Pink Substance in CPAP Humidifier: What It Is & How to Clean

The pink substance that you may find in your CPAP humidifier is not actually mold. It is a harmless collection of bacteria called *Serratia marcescens*. This bacteria can grow in the warm, moist environment of a CPAP humidifier, and it is not known to cause any health problems.

If you notice pink substance in your CPAP humidifier, you should clean it according to the manufacturer's instructions. This will help to prevent the growth of bacteria and keep your CPAP machine in good working order.

Here are some tips for cleaning your CPAP humidifier:

* Use distilled water in your humidifier. This will help to prevent the growth of bacteria.

* Clean your humidifier weekly. This can be done by washing it in warm, soapy water and then rinsing it thoroughly with distilled water.

* Allow your humidifier to dry completely before using it again. This will help to prevent the growth of bacteria.