The key thing to remember is that your body may develop dandruff when there’s too much yeast on your scalp. How often you need to wash your hair to prevent this yeast build-up varies by person.

If you’re experiencing a flaking, itching scalp, you may do a quick self-diagnosis of dandruff. But that flaking and itching ...

Dandruff is caused by having too much yeast on the scalp. The yeast feeds on oil produced on the scalp called sebum. If you have excess oil production, you can have too much yeast, which causes ...