1. The method of soaking dogwood in water is relatively simple. When soaking in water, you need to prepare 5 grams of Cornus officinalis and 3 grams of black tea, put them together, put them in a glass, then add a proper amount of prepared rock sugar, and then add boiling water above 95 degrees for brewing. The soaked soup can be directly drunk, which can benefit the liver and kidney, protect the stomach and let the human body absorb a variety of beneficial nutrients.

2. Cornus officinalis can also be mixed with other Chinese herbal medicines and soaked in water. Soaking in water is suitable to be matched with proper amount of Chinese herbal medicines such as Schisandra chinensis, ginseng and medlar, so that the nutritional value of soaking in water is higher, and its effect of calming the nerves, tonifying the middle energizer and benefiting qi will be better. Especially soaking in water with these Chinese herbal medicines before going to bed at night can prevent insomnia and improve people's sleep quality.