Lemon tea as a food does not have therapeutic properties and effects, but lemon tea contains a large number of carbohydrates, vitamins, minerals and other components, which have a certain nutritional value. Lemon tea is a drink brewed with lemon slices as raw materials, which contains a variety of beneficial ingredients and is very popular among people. Every 100g of lemon tea can provide 1724KJ of energy, containing 0.2g of protein, 1.7g of fat, 97.5g of carbohydrates, 393.0mg of vitamin C, 69mg of calcium, 42mg of phosphorus, and 166mg of potassium, which is rich in nutrients and has high nutritional value. Drinking lemon tea properly can replenish the body with the above mentioned nutrients, provide energy for the body, and help maintain the normal physiological function of the body, which is good for the body. However, lemon tea as a food does not have therapeutic properties and effects. It should also be noted that the nutritional value of any food is limited and intake should be controlled with moderate intake of lemon tea. It is recommended to maintain a varied daily diet to ensure a balanced and comprehensive nutritional intake.