Perhaps you have already heard of this very embarrassing hair and scalp condition known as dandruff. With all that itching and scratching, you are sure to grab attention, and not just the white flakes that can be seen on your hair and on your shoulders.

You may already be aware that there are dozens of products that are made to specifically target this scalp problem. But before you delve into the various shampoos and chemicals used to control dandruff, here is some info about the physiological basis of this condition.