Warning: 10 dishes overnight to be susceptible to infection, cancer, Vietnamese regret or keep

There are two reasons why food turns into poison. The first is because in a component that contains cancer-causing metabolites, such as nitrite, cannot be removed even when heated. Another reason is bacterial infection over a long time.

Here are the foods most susceptible to infection when left overnight, harmful to the body if eaten:

Vegetables are green

Green vegetables contain very high levels of nitrates. When nitrates are cooked and left for a long time, they turn to nitrite, which is an extremely dangerous carcinogen. Therefore, if not eaten best, it is best to leave, absolutely should not leave overnight, especially spinach, celery, cucumber.

It is best to eat maximum green vegetables within 2-3 hours after cooking.

Egg

Nutrition experts said, with boiled chicken eggs overnight, if not stored in a refrigerator, but to stay outside will create conditions for microorganisms to grow and eat very harmful to the stomach and intestines. Note, for the boiled eggs, you should use them right away, not for too long.

Soy foods

Some soy foods such as soy milk, tofu, tofu . are easy to produce bacteria in poor ventilation. If stored at room temperature, it should be kept for 2 to 4 hours, if the amount of bacteria increases, causing food to deteriorate. The most typical is the bacterium clostridium botulium - a bacterium that has many times the poison of potassium cyanide poison, can cause people with paralysis of nerve leading to death.

seafood

Overnight seafood like cooked shrimp and crab will cause protein content to deteriorate, causing damage to the liver and kidneys. More dangerous if they are reheated many times.

Wood ear mushrooms

The ideal consumption time of the mushroom is right on the day, because if left overnight, the complex protein component in this food can be harmful to the digestive system if heated. In addition, in mushrooms and wood ear, whether growing or growing, it also contains many nitrates.

If the mushroom has been processed for a long time, it can lead to a loss of nutrients, nitrate produces toxins, causing stomach discomfort.

Soup

Many families often have the habit of cooking soup to eat gradually in a few days without knowing this dish if left overnight is easy to cause harmful precipitation.

Mannequin, salad

Most mannequins and salads do not need to use the temperature to ripen, so they will contain higher levels of bacteria than usual. If you leave this dish the next day, even if it is stored in the refrigerator, it does not limit bacteria, mold growth, cause intestinal diseases, even poisoning.

Potato

Potatoes are nutritious and healthy, but if left overnight and reheated by microwaves all useful nutrients will disappear, instead of harmful substances causing bloating, indigestion. .

Rice

When the rice is cooked into rice, spores can still survive. Therefore, rice stored at room temperature for long periods of time can cause bacterial spores to multiply, produce harmful substances, making it easier for people to vomit and diarrhea.

In particular, reheating rice cannot eliminate these harmful substances.

Chicken

The protein content of chicken meat will be changed if it is cooled and reheated for the second time. This can cause people to experience some digestive problems. Therefore, you should not leave chicken cooked overnight.