Water chestnut has a variety of health benefits, as well as anti-cancer effects. Water chestnut contains a kind of antimicrobial substance called "water chestnut Ying", which is effective for Staphylococcus aureus, Escherichia coli and Pseudomonas aeruginosa, and can prevent epidemic meningitis, and the activity of water chestnut Ying in inhibiting Escherichia coli is up to 80% (after 10h).

Children and fever patients; generalized edema, urinary incontinence or urinary shortness; cancer patients (mainly lung cancer and esophageal cancer of people), etc. are suitable to eat water chestnut.

Expanded Information:

Water chestnuts are cold foods and grow in underground swamps or paddy fields, with bacteria and parasites (such as ginger bugs) attached to the skin, so they should not be eaten too much raw.

Water chestnut likes warmth and humidity, does not tolerate frost, often growing in shallow fields, water chestnut in the pre-growth needs high temperature and long sunshine, such as sprouting temperature for 15-20 ℃, tiller planting optimal temperature for 25-30 ℃, and in the late growth, shorten the number of hours of light (less than 13 hours) can promote the formation of the bulb, lower temperatures (20-25 ℃) is also conducive to bulb enlargement. Soil is suitable for sandy loam or humus loam with a shallow soil layer and pH 6-7.

People's Daily Online - Water chestnut also fights cancer

Baidu Encyclopedia - Water chestnut