With this in mind, many people think that you can eventually train your hair to only need to be cleansed once a week, then once a month, and finally, never at all. ... Hair unfortunately doesn't “self-clean” in aconventional sense; just produces oils over a slower period of time.

How long does it take for your hair to self clean?

Dr Aragona says it usually takes around six weeks for hair to adjust to the process and for the natural oils in the hair to balance out. 'You will notice your hair becoming much greasier as the weeks go on,' he explains.

How can I get my hair to self clean?

Wash your hair with just water.

Thoroughly wash your hair with water every day to remove as much grime as you can. Use warm water at first to remove dirt and oil out of your hair. Finish off by rinsing with cold water to remove any buildup and make your hair shiny. Massage your scalp while you rinse your hair.