Plantain root powder is filtered through gauze. According to the query related to public information: the efficacy and function of banana root powder is to supplement nutrition to increase satiety. It is able to provide a cosmetic effect. It contains a large number of carbohydrates and starch, which can quickly convert energy after use, and the fiber contained in it can enhance the sense of satiety and reduce the body's intake of other foods, so it is suitable for people who want to lose weight.