Eating a moderate amount of folded ear root every day is not harmful, excessive consumption of folded ear root may lead to indigestion and other undesirable symptoms. From a nutritional point of view, the root of the ear is also called fishy grass. 100 grams of the root of the ear contains 39 calories, of which 19.5 grams of carbohydrates, 11.8 grams of dietary fiber, protein 2.1 grams. The main calories from carbohydrates, which dietary fiber content is very high, moderate consumption can promote intestinal peristalsis, for constipation patients as well as healthy people’s intestines are good. But excessive consumption will lead to increased digestive burden, especially the elderly, children and other gastrointestinal tract function is weak, should not eat a lot of folded ear root. From the point of view of Chinese medicine, the root is a food with the same origin as medicine and food. As a traditional Chinese medicine, it is effective in clearing heat and removing toxins, eliminating carbuncle and pus (eliminating carbuncle and discharging pus), and diuretic and diaphoretic (improving the problem of dribbling and urination, and the problem of small amount of urination and inability to pass). It is used in treating lung carbuncle and pus discharge, phlegm-heat asthma and cough, hot diarrhea, heat drenching (burning and stinging pain is obvious when urinating, accompanied by frequent urination and urgency, and discomfort of traction in the abdomen), carbuncle, swelling, and sores. Anyone who has a cold spleen and stomach or a cold condition is not to be eaten. Usually eat the root must pay attention to the amount of a small amount of food is appropriate, while with other nutrients, to achieve a balanced nutrition.