1, Eleocharis tuberosa can be eaten raw, and Eleocharis tuberosa has the effect of promoting fluid production and quenching thirst, because the pulp of Eleocharis tuberosa is delicate, sweet and juicy, which can achieve the effect of promoting fluid production and quenching thirst.

2. Water chestnut has a laxative effect, because water chestnut contains a substance called crude protein, which is beneficial to the peristalsis of large intestine, and has curative effect on food accumulation and dry stool. It is a good food therapy for patients with urinary tract infection.

3. Water chestnut has the functions of clearing away lung heat and resolving phlegm, clearing lung heat and promoting fluid production, moistening lung and resolving phlegm. Because the water chestnut tastes sweet and cold, it has mucus, which is convenient for coughing and coughing up yellow phlegm.

4, water chestnut is a cold food, and then eating with cold food is easy to aggravate the cold in the body. It is very unfavorable for women with palace cold. At the same time, for children with weak digestive ability and blood stasis, it is easy to cause symptoms such as diarrhea, abdominal pain and indigestion after eating. Therefore, people with the above situation should not only eat less water chestnut, but even suggest not eating water chestnut.