Mainly include protein, fat, dietary fiber, carbohydrates, carotene, retinol equivalents, thiamine, riboflavin, niacin, vitamin C, vitamin E, potassium, sodium, calcium, Magnesium, iron, manganese, zinc, copper, phosphorus, selenium. It also contains hesperidin, citric acid and other substances that maintain blood vessel elasticity.

Each 100 grams of early orange pulp contains 57 kcal of energy, 12.5 grams of carbohydrates, 1.2 grams of protein, 0.2 grams of fat, 5140 micrograms of carotene, and a vitamin C content of 25 mg.

It has high nutritional value:

1. Orange peel freshens breath. Fresh orange peel contains a large amount of vitamin C and essential oils, which can regulate qi and reduce phlegm, strengthen the spleen and stomach. and other functions. Chew it and spit out the residue, repeat it several times, which is more effective in removing oral odor. Make tea with orange peel, which has a refreshing taste and can refresh your mind.

2. Tangerine peel helps digestion. Tangerine peel is sun-dried orange peel, and the older it is, the better. Tangerine peel is pungent, bitter, warm in nature, returns to the spleen and stomach, has the effect of strengthening the spleen and appetizing, and is mainly used to treat indigestion. Tangerine peel can be cooked with rice to make porridge or used to stew soup.

3. Orange collaterals protect blood vessels. The white mesh-like threads in oranges are called "orange collaterals". Because they contain a nutrient called "rutin", they have a bitter taste. However, this substance can maintain normal elasticity and density of human blood vessels, reduce the fragility and permeability of blood vessel walls, and prevent the occurrence of cerebral hemorrhage. Juluo can be eaten directly or soaked in water to drink.

4. Oranges contain higher levels of riboflavin, which is vitamin B2. Vitamin B2 is an important prosthetic group component of many enzyme systems in the body and is responsible for participating in the metabolism of substances and abilities. It can improve the body's utilization of protein by participating in the metabolism of carbohydrates, proteins and fats, etc., and promote the growth and development of the human body. It can also regulate the secretion of adrenaline and strengthen liver function.

Extended information:

Notes on eating oranges:

1. Don’t eat too many oranges

According to estimates, eat 3 oranges a day Oranges can meet everyone’s daily need for vitamin C. If you eat too much, excessive intake of vitamin C will increase the amount of oxalic acid metabolized in the body, which can easily cause urinary stones and kidney stones. In addition, eating too much is harmful to the mouth and teeth. Eating too many oranges is also harmful to children's mouth, teeth, and gastric mucosa.

2. People with poor gastrointestinal function should eat leisurely

People with poor gastrointestinal function who eat too many oranges are prone to gastric fecal stones. Excessive consumption of citrus fruits can cause "orange disease", with symptoms such as yellowing of the skin.

3. Oranges and milk should not be eaten together

The protein in milk easily reacts with the fruit acid and vitamin C in oranges and coagulates into blocks, which not only affects digestion and absorption, but also causes If it causes symptoms such as bloating, abdominal pain, and diarrhea, you should wait 1 hour after drinking milk before eating oranges.

In addition, people with weak gastrointestinal, kidney, and lung functions should not eat too much to avoid causing abdominal pain, soreness and weakness in the waist and knees.

4. It is not advisable to eat with radish

After radish enters the human body, it will quickly produce a substance called sulfate, and it will soon be metabolized to produce an anti-thyroid substance—— Thiocyanic acid.

5. Avoid eating oranges when taking medicine

Oranges are rich in fruit acid and vitamin C. Take vitamin K, sulfa drugs, spironolactone, triamterene and potassium supplements. When taking medicine, you should avoid eating oranges.

6. Avoid making tea with fresh orange peels

Most of the picked oranges are soaked in preservative before being put on the market. The preservative is a chemical agent, and the soaked oranges are not good for drinking. The pulp has no effect, but the preservatives remaining on the orange peel are difficult to wash off with water. If you use such orange peels to soak in water instead of tea, it will be harmful to your health.

Reference materials: Baidu Encyclopedia - Oranges

Reference materials: People's Daily Online - Oranges and grapefruits are similar? Eating more oranges will make you get angry