This kind of food is high in calories, contains high oil and oxidation substances, and is easy to cause obesity if eaten frequently; It is the most dangerous food leading to hyperlipidemia and coronary heart disease. In the process of frying, a large number of carcinogens are often produced. Studies have shown that the incidence of certain cancers is much higher for people who eat fried foods frequently than for people who don't eat fried foods or seldom eat them.

2. canned food?

Whether it is canned fruit or canned meat, the nutrients in it have been destroyed a lot, especially all kinds of vitamins. In addition, protein in canned products is often denatured, which greatly reduces its digestibility and nutritional value.

In addition, many canned fruits contain high sugar, which is ingested into the human body as a liquid carrier, which greatly increases the absorption rate of sugar, which can lead to a sharp rise in blood sugar and an increase in pancreatic load in a short time after eating. At the same time, because of its high energy, it is suspected of causing obesity.

3. Pickled food?

A large amount of salt is needed in the pickling process, which will lead to excessive sodium content in such foods, increase the burden on the kidneys of people who often eat pickled foods, and increase the risk of hypertension. In addition, a large number of carcinogenic nitrosamines can be produced during the curing process of food, which leads to an increased risk of malignant tumors such as nasopharyngeal carcinoma.

In addition, because high concentration of salt can seriously damage gastrointestinal mucosa, people who often eat pickled food have a higher incidence of gastrointestinal inflammation and ulcer.

4. Processed meat food (ham sausage, etc.). )?

This kind of food contains a certain amount of nitrite, so it may have the potential risk of cancer. In addition, due to the addition of preservatives, color enhancers and color retention agents, the burden on the human liver is increased. In addition, products such as ham are mostly high-sodium foods. Eating too much will lead to high salt intake, blood pressure fluctuation and renal function damage.

5. Fat meat and animal offal food?

Although it contains a certain amount of high-quality protein, vitamins and minerals, fat meat and animal viscera contain a lot of saturated fat and cholesterol, which have been identified as the two most important dietary factors leading to heart disease.

It is now clear that long-term consumption of animal viscera foods will greatly increase the risk of cardiovascular diseases and malignant tumors (such as colon cancer and breast cancer).

6. Cream products?

Eating cream products often can lead to weight gain and even increase blood sugar and blood lipid. Eating cream cake before meals will also reduce appetite. High-fat and high-sugar components often affect gastrointestinal emptying and even lead to gastroesophageal reflux. Many people will have symptoms such as acid reflux and heartburn after eating cream products on an empty stomach.

7. Instant noodles?

It belongs to a food with high salt, high fat, low vitamins and low minerals. On the one hand, due to the high salt content, the renal load increases, which will increase blood pressure; On the other hand, it contains a certain amount of artificial fat (trans fatty acids), which has a considerable negative impact on the cardiovascular system. In addition, it contains preservatives and spices, which may have potential adverse effects on the liver.

8. Barbecue food

Contains triphenyl tetrapropylpyridine, a strong carcinogen.

9. Frozen dessert?

Including ice cream, ice cream, etc. This kind of food has three major problems: because it contains high cream, it is easy to lead to obesity; Because of the high sugar content, it can reduce appetite; It may also stimulate the gastrointestinal tract because of low temperature.

10, preserved fruit, preserved plum, preserved fruit?

Contains nitrite, which can combine with amine in human body to form potential carcinogen amine nitrite; Additives such as essence may damage organs such as liver; Higher salt content may lead to higher blood pressure and heavier burden on kidneys.

Extended data

"Decomposition" of Some Junk Foods

1, fritters vs soybean milk

Fried dough sticks are the choice of many people for breakfast, but most of them are added with alum. This aluminum-containing inorganic substance will cause damage to brain nerve cells after being absorbed by the human body, and it is difficult to be excreted by the human body and gradually accumulate. Long-term harm to the body is: memory loss, depression and irritability, which can lead to terrible diseases, such as Alzheimer's disease.

Dissolve soybean milk. Because soybean milk is rich in lecithin. Scientists have found that giving a certain dose of lecithin to Alzheimer's patients can improve their memory.

2, pickled fish vs kiwifruit

Chinese sauerkraut contains more oxalic acid and calcium. Because of its high acidity, it is easily absorbed by the intestine after eating and forms stones in the urinary system. However, most pickled foods contain more nitrite, which reacts with amines in the human body to produce nitrosamines, which are a carcinogen.

Kiwifruit Eating more foods rich in vitamins can block the synthesis of nitrosamines, a strong carcinogen, and reduce the occurrence of gastric cancer and esophageal cancer.

3, hot pot vs grapefruit

Hot pot is easy to induce esophageal cancer. Hot pot soup contains high porphyrin substances, which are metabolized into uric acid in the liver after digestion and decomposition, and may also cause gout.

Xiewu grapefruit is beneficial to nourishing yin and reducing fire, strengthening spleen and promoting digestion.

4. Mutton kebabs vs roasted sweet potatoes

The benzopyrene contained in the barbecue charcoal is enough to pose a cancer threat to the stomach after entering the human body.

Baked sweet potato. Sweet potato contains a lot of cellulose, which can wrap the harmful substances in barbecue and excrete them to prevent a lot of fat in barbecue from being absorbed by human body.

5, preserved eggs vs tofu

Preserved eggs contain a certain amount of lead in production. If you take too much lead, it will lead to mental decline, damage the development of the nervous system, cause abnormal hearing, decline in learning ability and other phenomena, especially children's ability to expel lead is far lower than that of adults, so it is more harmful.

The cellulose in Wu Jie tofu bean products can inhibit the absorption of lead in gastrointestinal tract; Moreover, calcium ions in it can also resist lead, which helps to eliminate lead ingested by human body and reduce the concentration of metallic lead in human blood.

People's Network-What are the hazards of junk food?

Baidu encyclopedia-top ten junk food