Ginger boiling water to wash hair generally have no effect. Chinese medicine believes that ginger is warm, pungent, into the spleen, lungs, stomach meridian, has the effect of dispersing cold, warming the lungs to stop coughing, warming and stopping vomiting, detoxification. In the clinic, more with the internal treatment of wind-cold cold, spleen and stomach cold, stomach cold vomiting, lung cold cough and other conditions, generally rarely used externally, need to pay attention to the drug to help fire hurt yin, so yin deficiency and internal heat, the heat of the crowd should be avoided to take. Ginger water wash hair care, promote the growth of the role is not great, because of its pungent temperature, there is a certain degree of irritation, but also may cause damage to the scalp. Improper use may lead to scalp itching, redness, pain and so on. In addition, those who are allergic to ginger and those who have damage to the scalp area itself should not use it, so as not to induce allergic reactions and other discomforts. In the shampoo should pay attention to adjust the water temperature, avoid too high or too low temperature; choose the shampoo suitable for their hair; to rinse the shampoo clean, so as not to residue clogging pores, causing inflammation of the scalp; after cleaning to slowly blow dry, to avoid cold and cold.