Dandruff is a condition where flakes of dead skin appear on the scalp, accompanied with itching. There are different types of dandruff you can suffer from. It be can yellow and sticky or white and flaky. It is a very common condition, which is often the result of exposure to styling products, chronic constipation, stress, fatigue or pollution. A chemical treatment can surely cure the condition but it can also harm your hair as well as have its fair share of side effects.