1, anti-inflammatory, antiviral: dried houttuynia cordata Thunb. Known as plant antibiotics, it has super antigen ability and can inhibit the activity of many viruses in human body. People can prevent inflammation and virus from breeding in human body after soaking in water, improve human health and prevent many high-risk diseases.

2. Clearing heat and detoxicating: Houttuynia cordata Thunb. is a cold Chinese herbal medicine, and clearing heat and detoxicating is its main function. People usually soak it in water to clear away heat and detoxify, which can prevent heat toxin from accumulating in the body and prevent various symptoms of getting angry. It is most suitable for people with hot constitution to drink in daily life.

3, cough and phlegm: soaking dried houttuynia cordata in water has a very positive effect on maintaining the health of the human respiratory system. It can not only prevent tracheitis and pneumonia, but also nourish yin and moisten dryness, relieve lung heat and lung dryness, and let sputum in the lungs and trachea be excreted as soon as possible. It has obvious preventive and therapeutic effects on human expectoration, chest pain and lung abscess.