Folium Artemisiae Argyi can be used with essential oil, and the effect is good. Bathing needs the cooperation of bathing equipment, especially wooden bath, bath tub, ceramic bath tub and surfing bath tub. There is no way to take a bath with wormwood in the shower. Open the bath sachet of Folium Artemisiae Argyi, take out the inner bag, put it in a plastic basin, add 3-4 liters 100 degrees Celsius boiling water, soak for 5 minutes, then put it in a bathtub, add a proper amount of warm water, and adjust it to water suitable for your own bath. The requirement of water temperature for mugwort bath varies from person to person. The higher the water temperature, the better. Generally, it takes 30 minutes for slight scald and comfort, but it can be extended appropriately for patients with rheumatism and joint pain. The elderly can appropriately extend the bathing time, but it is not easy to be too long. The bath time of patients with hypertension and heart disease should be appropriately reduced, and it is best not to use other detergents when bathing with mugwort leaves. The bath lotion of Artemisia argyi bath sachet has good decontamination, sterilization and moisturizing effects, and the skin feels smooth after bathing. The bath liquid is black and red, and it won't stain the skin. After bathing, you can wash it with clean water and dry it. Keep warm after bathing to prevent colds. Generally, it is better to take a bath of mugwort leaves two or three times a week. It is recommended to take a bath before going to bed, because soaking mugwort leaves before going to bed can eliminate fatigue, promote sleep and improve sleep quality. For patients with rheumatism and joint pain, it is advisable to take it every other day or once a day. Bathing in mugwort leaves has the effects of treating diseases, preventing diseases and protecting health. Artemisia argyi can be bathed all year round. It takes a long time for mugwort to take a bath. Only persistence can benefit you for life.