In general, with mugwort ginger cypress leaves wash hair gray hair is not black, but on the blood heat caused by hair loss, beard hair early white have some improvement effect. However, the medication can play a limited role in the medicinal effects of boiling water to wash the hair, it is recommended that the professional physician to identify and guide the use of medication. Mugwort has the effect of warming menstruation and stopping bleeding, dispersing cold and relieving pain; it can be used externally to dispel dampness and relieve itching, and is used for treating vomiting blood, epistaxis, metrorrhagia (excessive menstruation or dripping), fetal leakage (small amount of bleeding from the vagina in early pregnancy), blood, uterine cold, infertility, and itching of the skin, among other conditions. Mugwort has a small poison, poisoning can occur after dry throat, gastrointestinal discomfort, pain, general weakness, dizziness, tinnitus, tremor of the limbs, generalized spasm, muscle relaxation, paralysis, liver, jaundice, etc., so the application should not be overdosed. Ginger has the effect of relieving cold (removing cold from the muscle surface), warming and stopping vomiting (treating vomiting caused by stomach cold by warming the spleen and stomach), resolving phlegm and relieving cough, and detoxifying fish and crab poison. It is used for treating wind-cold cold, vomiting and cold phlegm in the stomach and coughing, and fish and crab poisonings. Its adverse reactions and contraindications are not clear. It is used in the treatment of hematemesis, epistaxis, hemoptysis, hematemesis, hematemesis in stool, hemorrhagic bleeding, cough with lung heat, hair loss with blood heat, and early whitening of beard hair. The adverse reactions and contraindications of this product are not clear. After the occurrence of discomfort should consult a doctor in a timely manner, under the guidance of physician’s diagnosis and selection of medication, do not self-medication, in order to avoid delays in the condition.