The reason for this is the following：
Lemons are rich in potassium but low in sodium salt. The main fat burning principle of coffee is to promote blood circulation, which is also a key factor to reduce leg edema. Adding lemon to coffee can accelerate the diuretic effect of coffee by using osmotic pressure principle, and at the same time, it can adjust the acid-base balance of human body and reduce the garbage and toxins attached to the blood vessel wall.
Extended content:
First, coffee
Coffee is a kind of beverage made from roasted coffee beans, and it is the main beverage popular in the world together with cocoa and tea.
Coffee tree is a small evergreen tree of Rubiaceae. Coffee for daily drinking is made from coffee beans and various cookers. Coffee beans refer to nuts in the fruit of coffee trees, which are baked in an appropriate way. A cup of standard coffee should not be bitter. A qualified barista will strictly carry out every step when making coffee, and finally the coffee presented to the guests will be sweet, sour, mellow or clean in different degrees.
Second, lemon.
Lemon (scientific name: citrus lemon (L.) Burm. F.), a citrus plant of Rutaceae, also known as lemon fruit, foreign lemon, beneficial mother fruit, etc. Small trees with little or no thorns, dark purple leaves and buds, thick papery leaves, oval or ovoid. Flowers axillary or rarely clustered. The fruit is oval or ovoid, with thick peel, usually rough, lemon yellow, sour to very sour juice, small seeds, ovoid and sharp; Seed coat is smooth, cotyledons are milky white, usually single embryo or multi-embryo. The flowering period is April-May, and the fruiting period is September-165438+1October.
Lemon is produced in the south of the Yangtze River in China, originated in Southeast Asia, and mainly produced in the United States, Italy, Spain and Greece.
Because of its extremely sour taste, lemon is the favorite food for pregnant women with insufficient liver qi, so it is called beneficial mother fruit or beneficial 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.
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