1 Oranges contain a lot of vitamin C and carotene, which can inhibit the formation of carcinogens, soften and protect blood vessels, promote blood circulation and reduce cholesterol and blood lipids.

2. Orange juice contains a specific chemical component, namely flavonoids and limonin, which can promote the increase of HDL and transport low-density lipoprotein (LDL) to the outside world, thus reducing the possibility of heart disease.

3. Oranges contain mineral elements such as magnesium, zinc, calcium, iron, phosphorus, potassium and inorganic salts, cellulose and pectin.

4. The smell of oranges helps to relieve people's psychological pressure, but it only helps women overcome their nervousness, but it has little effect on men.

5, orange peel tastes bitter and warm, and the effect of relieving cough and resolving phlegm is better than that of dried tangerine peel. It is a good medicine for treating cold and cough, loss of appetite and chest pain.