1. Watercress is native to Europe and is now cultivated in all provinces and cities in my country. Contains more protein, vitamin A, vitamin C, a small amount of vitamin D, a large amount of iron, calcium and other elements. It is often cultivated as a vegetable in parts of Guangdong and Guangxi. The whole plant can also be used medicinally, with antipyretic and diuretic effects.

2. Clear dryness and moisturize the lungs. Watercress is sweet and slightly bitter in taste and cold in nature. It enters the lungs and bladder. It has the effects of clearing dryness and moisturizing the lungs, resolving phlegm and relieving cough, and being a diuretic. It is an ideal food for treating tuberculosis. Watercress enters the lung meridian and has the reputation of "natural clearing and relieving lung decoction". Eating watercress often in autumn is very beneficial to the respiratory system.

3. Promote blood circulation and stimulate menstruation. Watercress has the effect of stimulating menstruation. If women eat some before menstruation, it can prevent and treat symptoms such as dysmenorrhea and oligomenorrhea.

4. Prevent sports injuries. Watercress can also effectively prevent the accumulation of "free radicals". Eating watercress 2 hours before exercise can effectively prevent injuries caused by strenuous exercise.

5. Contraception. Watercress can interfere with egg implantation and prevent pregnancy. It can be used as an auxiliary food for contraception, menstruation and abortion.