What fruits should not be eaten after the first frost?

The first frost season is the time when some fresh fruits come on the market, such as grapes, water chestnuts, persimmons and pears, which are all in season. Many people like to buy them home and try them. However, according to nutrition experts, the fruit of the first cream may not be open for consumption, some need to be controlled, and some are not suitable for patients with specific diseases. Let Lao Huangli introduce it to you.

jujube

Jujube enriches blood and benefits qi, improves immunity, and contains a lot of vitamins, elements and sugars. But jujube should not be eaten more, because too much sugar can easily cause toothache, phlegm dampness, flatulence and constipation.

apple

Apple juice can stop diarrhea, eat on an empty stomach can cure constipation and help digestion after meals. However, pay attention to the sugar and potassium salt in apples. Excessive intake is not conducive to the health care of the heart and kidneys. Patients with coronary heart disease, myocardial infarction, nephritis and diabetes must avoid eating.

pear

Pear has the function of relieving cough and asthma, and has a good effect on cough, wind-heat and pharyngitis. People suffering from sexual cold, spleen and stomach deficiency cold, clear saliva in the mouth and loose stools should be careful to eat, and because of the high sugar content, overeating will lead to an increase in sugar, so people who help diabetic patients should avoid eating.

Oranges and tangerines

Citrus contains carotene, which can be directly converted into vitamin A after entering the blood and accumulated in the body, leading to yellowing of the skin, that is, "carrot blood disease", commonly known as "orange disease", accompanied by symptoms such as nausea and vomiting.

persimmon

Persimmon contains a lot of vitamin A, vitamin C and tannic acid, which is rich in nutrition, lowering blood pressure, stopping bleeding, clearing heat, moistening intestines, moistening lungs and promoting fluid production. However, persimmons also contain a large amount of gum phenol and pectin, which are easy to condense into fibrous masses, that is, stomach persimmon stones, after being fused with gastric acid, causing indigestion.

pomegranate

Pomegranate contains a variety of minerals, sweet in taste and warm in nature. This is a kind of wet fruit. Pomegranate is effective for dysentery, proctoptosis and pharyngitis, but people who are weak and hot should be careful to eat it.

water chestnut

The skin of water chestnut has bacteria, so don't peel it with your mouth, it is easy to get Jiang Ye's disease. Ginger worm is large in size, looks like ginger under microscope, and is parasitic in human small intestine, which is easy to cause malnutrition, emaciation, anemia and other symptoms.

Chinese chestnut

Chestnut contains starch, protein, crude fiber and a variety of nutrients, and is known as the king of thousands of fruits. It is a woody food that can benefit qi and kidney, spleen and liver, and stomach. But chestnut is difficult to digest, easy to accumulate food and stagnate gas, and you can't eat too much at a time.