Grapefruit contains sugar, vitamin B 1, vitamin B2, vitamin C, vitamin P, carotene, potassium, phosphorus, citric acid and so on. The main components of pomelo peel are naringin, neohesperidin, etc. The pomelo core contains fatty oil, cortex phellodendri, cortex phellodendri lactone, etc.

nutritive value

(1) Grapefruit is rich in nutritional value. It contains a lot of nutrients, including protein and organic acids needed by human body. It also contains vitamins and trace elements necessary for human body, such as calcium, phosphorus, magnesium and sodium.

⑵ Grapefruit contains potassium, a natural trace element necessary for patients with hypertension, and almost contains no sodium, so it is the best dietetic fruit for patients with cardiovascular and cerebrovascular diseases and kidney diseases.

⑶ Modern medical research has found that grapefruit meat is rich in vitamin C and insulin-like components, so it has the effects of lowering blood sugar, reducing blood fat, losing weight and beauty beauty. If eaten regularly, it has an auxiliary therapeutic effect on diseases such as diabetes and arteriosclerosis, and has the effect of strengthening the body and caring skin for obese people.

(4) Grapefruit contains a lot of vitamin P, which can strengthen the pores of the skin, and at the same time can quickly repair the skin tissue, and it contains very low calories, which is very suitable for friends who are slimming and beautifying, and it is also a natural beauty. It is very suitable for eating grapefruit in autumn, which can supplement nutrition and resist autumn dryness.

5. Pectin in grapefruit can not only reduce the level of low density lipoprotein, but also reduce the damage of arterial wall.

[6] Grapefruit also has the function of strengthening the body. Help the body to absorb calcium and iron more easily, and the natural folic acid contained in it can prevent anemia symptoms of pregnant women and promote fetal development.

Once, fresh grapefruit meat contained chromium, similar to insulin, which could lower blood sugar.

⑻ Grapefruit contains certain naringin, which is an active substance, which can not only reduce the viscosity of blood, but also reduce the formation of thrombus in the body. Therefore, eating grapefruit can not only make the wound heal quickly, but also prevent sepsis and cerebral thrombosis, which is especially suitable for middle-aged and elderly people.

⑼ Lulu pomelo leaves contain "flavonoids", which are helpful for blood gas circulation, anti-aging and anti-inflammation. If vitamin C in Shatian pomelo peel is added, it can be used as a bathing tool.

⑽ Grapefruit is also rich in natural citric acid and a variety of inorganic salts, which not only contributes to the functions of liver, stomach and lung, but also has the functions of clearing heat, relieving cough and resolving phlegm.

⑾ Pomelo itself is rich in nutrition, containing far more calcium and vitamins than other fruits, and the content of vitamin C is three times that of lemon and orange. The content of calcium is 10 times higher than that of apples, pears, bananas and other fruits. It is helpful to prevent the occurrence of intestinal cancer and gastric cancer.