2, lemon because of its extremely sour taste, pregnant women like to eat, so it is said to be beneficial to the mother fruit or beneficial to the mother and child. Lemon is rich in citric acid, so it is called "citric acid warehouse". Its juice is crispy and fragrant. Because of its sour taste, it can only be used as a high-grade condiment to prepare drinks, dishes, cosmetics and drugs. In addition, lemon is rich in vitamin C, which can eliminate phlegm and relieve cough, promote fluid production and strengthen the stomach. For bronchitis, whooping cough, loss of appetite, vitamin deficiency, heatstroke and polydipsia, it is the bane of scurvy.