In addition, especially sweet oranges, the sugar content is generally high, and some people have poor absorption function of sugar. Once they eat too much, high-concentration sugar will make the body fluids in the throat cells ooze, which will cause throat discomfort.
Moreover, bacteria in the mouth like to breed in a high-sugar environment, and if you don't rinse your mouth after eating oranges, it's easy to have gum inflammation, which makes people feel angry.
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An orange almost meets the vitamin C content needed by the human body in a day. And oranges contain 170 kinds of plant compounds and more than 60 kinds of flavonoids, most of which are natural antioxidants.
The rich nutrients in oranges have the functions of lowering blood fat and anti-atherosclerosis, which is of great benefit to prevent cardiovascular diseases. Orange juice contains a substance called "nomilin", which has the ability to inhibit and kill cancer cells.
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