1, Oranges Although oranges are rich in nutrition, they contain lycopene. Eating too much can easily lead to "lycopene dermatosis", abdominal pain, diarrhea and even bone diseases. Therefore, children should not eat more than four oranges of medium size a day.
2. Spinach Spinach contains a lot of oxalic acid. When oxalic acid meets calcium and zinc in human body, it will produce calcium oxalate and zinc oxalate, which makes it difficult for calcium and zinc to be absorbed and excreted. Children need a lot of calcium and zinc for their growth and development. Lack of calcium and zinc in the body will not only lead to bone and tooth dysplasia, but also affect intellectual development.
3. Eggs and eggs are nutritious foods, but eating too much will increase the cholesterol content in the body, easily lead to overnutrition, lead to obesity, increase the burden on the gastrointestinal tract, liver and kidney, and cause dysfunction. Therefore, children should not eat more than three eggs a day.
4. Strong tea contains a lot of tannic acid. When tannic acid meets iron in human body, it will produce iron tannic acid, which is difficult to be absorbed by human body and easy to cause iron deficiency. Iron deficiency in children will not only lead to anemia, but also affect intellectual development.
Jelly Jelly is not made of fruit juice and sugar, but of thickener, essence, sour agent, colorant and sweetener. These substances have no nutritional value to human body, but they are toxic to some extent. Eating too much or too much will affect children's growth and mental health.
6, salted fish All kinds of salted fish contain a lot of dimethyl nitrite, which will be converted into dimethyl nitrosamine with strong carcinogenicity after entering the human body. Studies have shown that eating salted fish before the age of 10 is 30 times higher than the risk of cancer in adulthood. So children should not eat more salted fish often.
7. The plasticizer in bubble gum bubble gum is slightly toxic, and its metabolite phenol is also harmful to human body. Moreover, the way children eat bubble gum is unsanitary and easy to cause gastrointestinal diseases.
8. Saccharin At present, saccharin is mostly added to children's sweets and drinks. Studies have shown that a large amount of saccharin can cause diseases of blood, heart, lung and peripheral nerves, and damage organs such as stomach, kidney, bear and bladder. Therefore, China stipulates that saccharin should not be used in the food of patients and children.
9, beans: beans contain a factor that can cause goiter, this factor can promote the elimination of thyroxine from the body, so that the body lacks thyroxine, and the body increases the thyroid volume to meet this need. Children are more vulnerable during their growth and development, so children should not eat beans often or more.
10, there are many ginseng foods in the market, such as ginseng sugar, ginseng malt extract, ginseng milk powder, ginseng biscuits, ginseng royal jelly and so on. Ginseng can promote the secretion of sex hormones, and children's participation in meetings leads to precocious puberty, which seriously affects the normal development of the body.
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12, popcorn: Popcorn contains a lot of lead, which will damage the nervous system, digestive system and hematopoietic function when it enters the human body. Children's detoxification function of lead is weak. Eating popcorn often leads to chronic lead poisoning, with symptoms such as loss of appetite, diarrhea, irritability, purple gums, growth and reorganization.
13, instant noodles Instant noodles contain food pigments and preservatives that are harmful to human body. Eating often or eating more can easily lead to malnutrition in children, affecting growth and health.
14. Sunflower seeds contain unsaturated fatty acids. Children who eat too much will consume a lot of choline in the body, affect the function of liver cells, and also cause Sjogren's syndrome caused by "insufficient body fluid".
15, cola beverage: cola beverage contains a certain amount of caffeine, which has an exciting effect on the central nervous system and is potentially harmful to the human body. Because children's tissues and organs are not well developed, their resistance and detoxification function are weak, and the harm will be greater, so children should not drink more cola drinks.
16, animal fat Children often eat or eat more animal fat, which will not only cause obesity, but also affect the absorption and utilization of calcium, which will easily lead to calcium deficiency and cause diseases over time.
17, kebabs and smoked food will produce strong carcinogens during smoking. Children often eat or eat more of these coking foods, and carcinogens can accumulate in the body, making them susceptible to cancer in adulthood.
18, chocolate children eating too much chocolate will make the central nervous system in an abnormal state of excitement, resulting in anxiety, muscle twitching, rapid heartbeat, affecting appetite.
19, salt Children's salt should not exceed 5g per day. If there is more salt, it is easy to suffer from diseases such as hypertension, coronary heart disease and gastric cancer in adulthood.
20, pig liver Pig liver contains a lot of cholesterol, children often eat or eat more pig liver will increase the cholesterol content in the body, and it is easy to induce cardiovascular and cerebrovascular diseases in adulthood.