Some of the skins of vegetables and fruits are not edible, what do you know?

Persimmon skin: When the persimmon is not ripe, tannic acid is present in the persimmon flesh, and after ripening, the tannic acid will be concentrated in the persimmon skin. After tannic acid enters the human body, under the action of gastric acid, it will cooperate with the protein in food to form a precipitate - persimmon stone, causing a variety of diseases.

There is also pineapple, the skin of pineapple may not only cut the mouth and throat, but also cause strong discomfort to the mouth. Ginkgo biloba peel contains toxic substances such as "leukocarpic acid", hydrogenated ginkgo acid, "hydrogenated ginkgo acid" and "ginkgo alcohol", etc., which damage the central nervous system and cause poisoning after entering the human body. In addition, cooked ginkgo pork is not easy to eat.

Mao peach can not be eaten with the skin, it is for some people who are allergic to peach hair, and it may cause itching. For normal people, the skin of the peach is edible and rich in certain nutrients. Pear peel:

The best way to eat is to make a soup, wash it and eat it directly, or cook pear soup with the skin, and do not peel the pears when steaming the pears with rock sugar. Potato peels contain glycoalkaloids, and almost all of this toxic substance is concentrated in potato peels, especially potatoes with sprouts and blue skin, which contain a lot of solanine, which may cause poisoning if eaten in large quantities.

<> we have to keep a correct view of the peel, although there are certain pesticide residues, but the content of pectin, active substances and anthocyanins in the peel is also relatively rich, especially like the grape peel in wine and the peel in lemon are essential. Berries like cherries, grapes, blueberries and so on are not realistic for you to peel and eat, we can add starch when washing, if there is no starch, you can use toothpaste, stir and wash with water, it will be cleaner.

If you are really not at ease, you can also peel and eat, although the peel contains dietary fiber pectin, vitamins, and the pulp also contains these nutrients, it is not bad to eat the peel or not, and you don't need to be too correct whether to eat the peel or not.

Vegetables such as persimmons, sweet potatoes, ginkgo biloba, and ginkgo nuts should not be eaten with the skin. Fruits such as mangoes, autumn pears, watermelons, and persimmons are not allowed to be eaten.

I know that you can't eat the skins of potatoes and persimmons, as well as grapes, watermelons, tomatoes, and bananas, because they will produce harmful toxins.

Bananas, mangoes, and mangosteen skins are not edible, because these skins are very hard, but they only play a role in protecting the flesh inside, and in vegetables, lettuce skins are not edible.

1. Sweet potato skin contains more alkali, and eating too much will cause gastrointestinal discomfort. Brown spots of sweet potatoes are infected by the "black spot bacteria", which can produce "sweet potato ketone" and "sweet potato ketol", which will damage the liver and cause poisoning when it enters the human body. mild, nausea, vomiting, diarrhea; In severe cases, high fever, headache, wheezing, convulsions, coma.

2. Ginkgo fruit peel contains the toxic substance "ginkgo acid", which will damage the central nervous system and cause poisoning after entering the human body. Before eating ginkgo seeds, be sure to use boiling water to scald off the red soft film on the outside and remove the core. Adults should eat up to 10 capsules a day, preferably cooked.

3. When the persimmon skin is not ripe, the tannic acid is mainly in the persimmon flesh, and when it is ripe, it is concentrated in the persimmon skin. After tannic acid enters the human body, under the action of gastric acid, it will cooperate with the proteinization in food to form precipitates --- persimmons, causing diseases.

Sweet potato skin: Sweet potato skin contains a lot of alkali, and eating too much can cause gastrointestinal discomfort. Potato peels:

Potato peels contain glycoalkaloids that are not beneficial to human health, and will form cumulative poisoning after entering the human body. Persimmon skin: Due to the good taste of persimmon skin, people generally do not spit out the skin when eating persimmons.

Studies have proved that when persimmons are not ripe, tannic acid, which can cause damage to the stomach and intestines, mainly exists in the persimmon flesh, and after the persimmon is ripe, the tannic acid will be concentrated in the persimmon skin.

There are banana peels, orange peels, pineapple peels, mango peels, durian peels. These skins are not to be eaten.

Medical research has proved that tannic acid, which can cause damage to the stomach and intestines, is mainly found in persimmon meat when the persimmon is not ripe. When the persimmon is ripe, the tannic acid will be concentrated in the persimmon skin. Therefore, the skin of ripe persimmons will feel astringent when eaten.

The tannin contained in persimmon will cooperate with the protein in food to form a precipitate that is persimmon under the action of gastric acid, which is easy to cause epigastric discomfort, fullness, loss of appetite and other symptoms. Therefore, do not eat persimmons that are not peeled and do not eat them on an empty stomach.

This is because there are a lot of pesticides on the skin of some vegetables and fruits, and it is very difficult to wash off the top, so these skins cannot be eaten.

This is because there are many vegetables or fruits that are sprayed with pesticides during the planting process, so the components of these pesticides will settle on the surface of these foods.

Sweet potato skin Because sweet potato skin contains more alkali, eating too much can cause gastrointestinal discomfort. Brown potatoes with brown or black spots should not be eaten because they are infected with black spot disease and can cause poisoning after consumption.

Potato skin Potato skin contains glycoalkaloids that are not beneficial to human health, and can form cumulative poisoning after entering the human body. Because it is a chronic poisoning, it is temporarily asymptomatic or the symptoms are not obvious, and it often goes unnoticed. In particular, potatoes with sprouts and blue skin are higher in toxins and should be absolutely forbidden to eat.

Water chestnut bark Because water chestnuts are born in fertile water, their skins contain a variety of harmful and toxic biological excrements and chemicals. Therefore, both raw and cooked foods should be peeled, otherwise they can cause unpredictable diseases.

Persimmon skin: Due to the good taste of persimmon skin, people generally do not spit out the skin when eating persimmons. However, according to medical research, when persimmons are not ripe, tannic acid, which can cause damage to the stomach and intestines, is mainly found in the persimmon flesh, and after the persimmon is ripe, the tannic acid will be concentrated in the persimmon skin.

Hope it helps!

Water chestnut bark: Water chestnut is born in fertile water, and its skin can accumulate harmful and toxic biological excrement and toxic substances.

Ginkgo biloba (ginkgo seed) peel: contains toxic substances"Ginkgo acid"、"Oxidation of leukolicic acid"with"Leukotol"Entering the human body can damage the central nervous system and cause poisoning, and cooked ginkgo meat should not be eaten more.

Persimmon skin: When the persimmon is not ripe"Tannic acid"Mainly found in the persimmon meat shed contains children, after ripening tannic acid is concentrated in the persimmon skin, after entering the human body, under the action of gastric acid, it cooperates with protein to form a precipitate--"Persimmon", will cause a variety of diseases. Chain Wang.

Potato skins: Yes"With glycoalkaloids", after entering the old mu human body to a certain amount, it will cause poisoning. Because it is a chronic poisoning, the symptoms are not obvious and often do not attract people's attention.

When potatoes are boiled and then peeled, there are also about 10% glycoalkaloids in potatoes, which will bring harm to the human body.

Sweet potato skin: It contains a lot of alkali, and eating too much will cause gastrointestinal discomfort. Brown or black-spotted sweet potato skins are even less edible, as the bacteria can damage the liver and cause poisoning.

Sweet potato skin Because sweet potato skin contains more alkali, eating too much can cause gastrointestinal discomfort.

Tofu skin. Potatoes contain glycoalkaloids, almost all of which are concentrated in potato skins, and eating them in large quantities can cause symptoms such as vomiting, dizziness, and diarrhea.

Persimmon skin. Ripe persimmon skin contains a lot of tannic acid, and it will feel "astringent" when eaten. Under the action of gastric acid, tannic acid will cooperate with the protein in food to form a natural precipitate, that is, persimmon.

Sweet potato peels. The skin of sweet potatoes is in direct contact with the soil for a long time, and many harmful substances are absorbed in the skin of sweet potatoes. And sweet potato skin contains a lot of alkali, and eating too much will cause gastrointestinal discomfort.

Water chestnut bark. The skin of water chestnuts absorbs a lot of harmful and toxic biological excrement, and it also contains parasites. If you eat water chestnut raw, it will cause diarrhea, vomiting and other uncomfortable symptoms.

Ginkgo biloba peel. The peel contains toxic substances such as "leukocarcinic acid", "hydrogenated leukocarpic acid", "hydrogenated leukocarpic acid" and "leukocarpol", which can damage the central nervous system and cause poisoning when it enters the human body.

Durian, watermelon, pineapple, coconut (yeshouxicake).

Because of insect pests, most fruit skins will contain more or less pesticide residues, so it is wise not to eat fruit skins.

Banana peels are definitely not to be eaten.

Everything is here and there, and it is all adapted to the time and the person.

For example, sugar provides energy, which is not suitable for diabetes, hyperlipidemia, etc.

For example, the poison of a poisonous snake can poison a person, and it cannot be eaten, but it is used in medicine to cure diseases.

Persimmon skin, sweet potato skin, potato skin, water chestnut skin.

I don't know if it's right to eat a little miscellaneous