Zanthoxylum bungeanum is pungent and warm, and has the effects of warming the middle warmer, dispelling cold, removing dampness, relieving pain and killing insects. Drinking pepper soaked in water in a proper amount will help the human body to grow yang, strengthen the body, improve the phagocytosis of macrophages, enhance human immunity, and inhibit diphtheria Bacillus, pneumococcus, Staphylococcus aureus and some skin fungi. Drinking pepper water can also promote saliva secretion and promote digestion. Zanthoxylum bungeanum has the function of dilating blood vessels and lowering blood pressure. 1, enhance the body's immunity. Soaking pepper in water mainly has the effect of dispelling cold and strengthening the spleen. Long-term soaking pepper in water can keep the body warm. In particular, people's backs feel sweaty, which can effectively help people get rid of cold and prevent colds. Especially for some people who are physically weak, soaking in water with pepper can effectively help them get better, especially in winter, which can help some people whose hands and feet are easy to get cold. 2, prevention and treatment of acne, long-term use of pepper to soak in water has a very good effect on adolescent children, adolescence is the most beautiful and good start for a person, but people always grow up with acne when they are in adolescence. In particular, some boys and girls with good skin will be very upset once they grow acne, so they need to soak in water with pepper at this time. Because drinking pepper water for a long time in adolescence can play a bactericidal effect, and at the same time, you can also use a cotton swab dipped in pepper water to apply it to acne, so that acne can quickly dry up and recover in a few days.