Medically reviewed by William Truswell, MD Dandruff is a mild form of seborrheic dermatitis caused by an overgrowth of the yeast (fungus) Malassezia. It causes oiliness, dryness, white or yellow ...

That flaky stuff on your head isn't just irritating and unsightly — it can lead to hair loss too, experts caution.

To begin with, there is no scientific evidence that proves ACV is beneficial for your hair. However, there is some anecdotal ...