Autumn is the season when water chestnut is on the market. People like to eat water chestnut. Water chestnut is rich in nutrition. Every100g of fresh water chestnut meat contains 3.6g of protein, 0.5g of fat and 24g of sugar. It also contains niacin, riboflavin, vitamins, calcium, phosphorus, iron and other nutrients, and contains a variety of amino acids. It is regarded as the fruit of health preservation and a good medicinal diet for autumn tonic.

Chinese medicine believes that water chestnut is sweet, cool and non-toxic. Raw food can relieve summer heat and quench thirst, while cooked food can replenish qi and strengthen the spleen, dispel diseases and strengthen the body. Boiled with 500g water chestnut and 0/5g astragalus root/kloc-can tonify the kidney and treat nocturnal emission and frequent urination. Is prepared from 200g of water chestnut, 0g of jujube10g, 30g of peanut and a proper amount of brown sugar? Big tonic soup? It has the functions of helping digestion, regulating spleen and stomach, benefiting qi and nourishing blood. It has adjuvant therapeutic effect on the elderly with weak body, people with weak spleen and stomach, and people with anemia.

However, many people eat water chestnuts, chew their skin with their mouths, and are prone to Jiang Ye's disease without disinfection and sterilization. Water chestnut grows in water and is easy to be infected with ginger worms. Ginger worm's body is thick, and it looks like cut ginger under the microscope. After entering the human body, it parasitizes in the small intestine, leading to malnutrition, emaciation and anemia, which is more harmful to children. Fasciola zingiberensis has a strong adsorption force, which can be firmly adsorbed on the intestinal wall, causing inflammation and edema of intestinal mucosa and forming ulcers. When people eat water chestnut raw, the ginger worm larvae attached to the surface of water chestnut are easily eaten together. Larvae develop into adults in human intestine, causing symptoms. The patient showed abdominal pain, diarrhea, nausea, vomiting, loose stool and foul smell. Children also have edema, anemia and abdominal distension. , long-term impact on growth and development.

The way to prevent Fasciola zingiberensis infection is not to chew the crustacean with your mouth. It is best to soak in potassium permanganate solution before eating, and then wash it with water. Cooking and eating can also prevent infection with ginger worms. Moreover, water chestnut is cold and slippery, so it is not suitable to eat more; People with weakness of spleen and stomach, diarrhea in stool and deficiency of kidney yang should not eat it.