1. decoction: put the decoction pieces into a large container, soak them in cold water for one night (12 hours or more), and then submerge the medicine surface with water, 10~20ml, and decoct them with slow fire the next day. When they are fully expanded, increase the fire and cook for more than an hour, and filter to get juice. * * * Repeat more than three times. Mix the decoctions for 3-4 times according to the dilution, and then filter with towel or four layers of gauze (repeatable). It's called desanding. Then take the clear liquid. Spare.
2. Concentration: Boil the supernatant with strong fire, remove floating foam, and switch to slow fire. This is called soda concentration until the surface crusts, while stirring constantly to prevent coking.
3. Collecting paste: adding crystal sugar or honey into the concentrated liquid medicine, stirring while adding, and concentrating again until collecting paste. If you want to add glue (Ejiao, tortoise plastron glue, antler glue, etc.). ), when soaking the decoction pieces, you should first put the glue into another container and add half a catty of wine to melt it, and then steam it for later use when decocting. Add crystal sugar or honey into the concentrated solution, gently stir and pour the spare glue into the plaster until the paste is collected.
There are many kinds of online creams, and it is difficult to distinguish between true and false. We must distinguish between big brands and shanzhai. Yuyuantang recommends a good cream. Yuyuantang has a strict operation process, and the paste is delicate, dark and shiny, and thick and fragrant. If you have any questions about your health and cream products, you can also consult Yuyuantang, who will make a personalized health management plan for you and update it continuously. Track and manage your health management objectives, and decompose and optimize them.