You can use it twice. Normally, it can be used for two or three times. The first time has the best effect, the second time is not good, and the basic effect will be gone after three times.

Washing Yao bath is the bathing culture of Yao nationality in Qiandongnan. Yao bath has a bathing culture for thousands of years. Yao bath is mainly used for curing diseases, keeping in good health, expelling toxin, caring skin and dispelling cold.

Compared with traditional bathing, the biggest effect of Yao bath is health care. According to the research of Chinese medicine experts, Yao bath has obvious health care effect, mainly through the dissolution of drug efficacy in water and the mechanism of drug efficacy and human skin, so as to improve human microcirculation and health system to achieve drug bath health care.

Yaoyu bath health care therapy is a kind of Yaoyu bath to treat diseases. Yaoyu bath has a series of health care effects, such as dredging meridians, expelling wind and cold, infiltrating bones and muscles, regulating qi and blood, enhancing cardiovascular and cerebrovascular functions, improving sleep, relieving fatigue, eliminating sub-health status and enhancing human body resistance, through the warm, mechanical and chemical effects of water and the therapeutic effects of fumigation with medicine vapor and liquid medicine. Medicated bath health care therapy is divided into ordinary hot water bath therapy and medicated bath therapy.

Ordinary hot water bath therapy refers to stimulating all acupoints of the whole body, promoting blood circulation, dredging meridians and improving metabolism through the warm and mechanical effects of water, so as to achieve the effects of disease prevention and self-care. Yao people's medicated bath therapy refers to selecting appropriate drugs, adding warm water after decoction, and then taking medicated bath, so that the ions in the liquid can enter the blood circulation of human body through mucosal absorption and skin penetration under the warm and mechanical action of water, and then distribute to the viscera of human body, thus achieving the purpose of preventing diseases and treating diseases.