Naringin is a dihydroflavonoid. Naringin has a strong inhibitory effect on herpetic stomatitis virus. Naringin can also reduce the viscosity of blood, reduce the formation of blood clots, and has analgesic, sedative and strong increase in bile secretion in experimental animals. Pneumonia in humans and organitis caused by coughing and wheezing and talk more than many respiratory diseases, have obvious therapeutic effects, especially when people cough phlegm use of high-quality endothelial skin can make the symptoms quickly get better. Peel out the grapefruit flesh while cooking the grapefruit peel. Pomelo skin cooked until there is a transparent, and then under the grapefruit meat and together with a large fire to boil, and then turn to a small fire to cook slowly, stirring from time to time, simmer until thickened.

We can also make pomelo into pomelo tea, especially pomelo skin, its nutritional value is not worse than the pulp, "Materia Medica" has recorded pomelo: "diet, to go to the intestines and stomach in the bad gas, to relieve the poison of alcohol, treatment of drinker's breath, do not think of food in the mouth pale, phlegm cough effect. Pomelo skin bath beauty: the green skin boiled in water, put forward the inside of the pomelo oil, poured into the bathtub, with pomelo oil beauty. Using grapefruit oil to take a bath can also effectively eliminate day fatigue, and soothe the nerves and help sleep. Resolving phlegm, eliminating food, lowering qi, fast separating. It is also useful in treating Qi depression and chest congestion, cold pain in the epigastrium and abdomen, food stagnation, cough and asthma, and hernia. Contraindications: Not recommended for pregnant women and those with Qi deficiency.　

Delaying aging Grapefruit peel contains naringin and rutin and other flavonoids, with strong antioxidant activity, often and grapefruit peel boiled water can enhance the scavenging effect on free radicals, delay aging, especially for the skin has a very good health care, can be beauty. It is tasteless but can absorb the essence of other ingredients, and ribs with a? The pomelo peel absorbs the meat juice released during steaming, while the ribs absorb the unique aroma of the pomelo peel, complementing each other well! Pomelo peel can be used to treat pediatric pneumonia by decocting it in a pot with water. After eating the pomelo, the pomelo skin is dried, and then the dried pomelo skin and water are decocted together in a pot.