1, most amino acids in meat will decompose and undergo gene mutation during heating. These amino acids will produce carcinogens after gene mutation, which may lead to gastric cancer and intestinal cancer after long-term consumption.

2. The barbecue environment will produce a lot of irritating gases such as lampblack, which is more harmful to the human body than smoking.

3, barbecue is to roast raw meat and lettuce on the fire, it is inevitable that the outside is cooked and the inside is not cooked, eating this food may be infected with parasites.

4. Baking food directly on the fire will destroy or change vitamins and protein, which will seriously affect the intake of vitamins and protein. Eating barbecue food for a long time is not conducive to the absorption and utilization of nutrients.

5, barbecue food is hot, a large number of spices such as pepper and cumin are easy to hinder the secretion of digestive juice, damage the digestive tract mucosa, and easily get angry.

6. Many meat foods are smoked too much, which will cause problems in human calcium metabolism, seriously affecting children's vision and leading to myopia.

7. Barbecue food is rich in oil, fat and calories. Long-term consumption will lead to hypertension, diabetes, obesity, fatty liver and other diseases.

The hot summer is here, and the business of roadside barbecue stalls is booming. Many people eat skewers and drink draft beer here to relieve boredom and heat during the day. Although barbecue is delicious, don't ignore its harm, and learn to eat healthily.

Be sure to pay attention to the ratio of meat to vegetables. The main course of barbecue must be meat, which is easy to eat. Pay attention to the proper collocation of meat and vegetables when ordering. The healthy ratio should be 7 portions of meat and 3 portions of vegetables. If you eat barbecue from Turkey and Brazil, it must be accompanied by salad. Corn kernels, tomatoes, lettuce and pineapple contained in salad can effectively supplement various vitamins. When eating Korean or European barbecue, order some vegetables, such as onions, green peppers, potatoes, mushrooms and so on.

Use less open fire and stew more. Korean barbecue and Brazilian barbecue belong to open fire barbecue; Turkish barbecue and European barbecue are fruit and wood stews. When barbecuing with an open flame, the fat in the meat drops on the fire, which will produce a carcinogen called "benzopyrene". Stewing and roasting will not only produce carcinogens, but also retain the nutrition of ingredients.