Dandruff is a big problem for personality and undermines the confidence of women. Sometimes the people want to show their hair, but the hair must be truss could not let others see dandruff. To begin with, the main cause of dandruff is Malassezia fungus. If Malassezia fungus occurs on the scalp, the oil will get rid of the Malassezia which created from the root hair and sebaceous glands. Malassezia fungus is usually not affected on any scalp, but if the fungus is growing at a faster-than-normal then it will cause scalp irritations and finally become dandruff. Next, the cause of dandruff is an imbalance of hormones such as dandruff occurs in some women who are having a menstruation. The hormonal imbalance causes the scalp to produce more oil and dandruff easily. Last, the reaction to the product on the hair for example, styling products such as gel or spray. In addition, the product to dying hair that contains a lot of chemicals can cause scalp irritation that leads to dandruff problem.