Eating leftovers with cancer? Experts explain the truth that many people still believe

The following article is by famous nutritionist Vuong Tu Lo.

Speaking of excess food that causes cancer, it has been a topic 'ingrained in people's minds', from a discussion perspective, the cause of excess food leading to cancer is nitrite , so nitrite has Is it really that big?

What exactly is nitrite? What are the harms?

In fact, nitrite itself is a kind of substance that exists extensively in nature. In food and in water also contains nitrite.

Nitrite itself is a substance that exists extensively in nature.(Illustration).

Talking about the basic principles, nitrite exists in food, not as people claim that it produces itself, mainly because nitrate syntheses due to enzymes exist in the food itself or by enzymes. of reactive bacteria produced.

Why does nitrite cause cancer?

Everyone says nitrite is a carcinogen, in fact itself has no problem, does not hurt humans, and does not cause cancer. However, it is worth noting that nitrite enters the body, combined with hemoglobin to form nitrosamine. This substance is called "carcinogenic" to the human body.

Nitrite can cause cancer, not necessarily that it will cause cancer

Nitrite when entering the body, combined with hemoglobin to form nitrosamine - a carcinogen.(Illustration).

Any reaction must mention the dose, if the food has a substance that leads to injury or cancer, there must be a limit of 'quantity'. If this 'amount' is reached, it will lead to danger, and if not, it will not cause danger, including cancer.

For example, if there is no change, the new food after being stored in the refrigerator is stored, and under a day of nitrite value will increase from 3mg / kg to 7mg / kg. In fact, this range affects not much health.

So, how to make leftovers, how to safely eat them?

Leftovers need to be properly stored

When storing, it is necessary to select a good box, close it is the most basic requirement.

For uneaten food, restricting the use of chopsticks or processing tools to turn the island over and over, when storing, it is necessary to select a good box, close the lid is the most basic requirement, in addition, storing the food needs Selecting the appropriate refrigerator position, relatively low temperature, the more secure the storage.

Do not store leftover vegetables overnight

Vegetables undergoing storage will produce a large amount of nitrite, while for basic meats that do not produce nitrite, it is recommended not to leave the vegetables overnight, cooking should be done, so the body is new. Absorb a lot of nutrients from vegetables.

When eating back excess food needs to be heated

For leftovers, it is necessary to fully reheat when eating again. This can reduce the amount of nitrite, while also being good for the digestive tract.

What should I do to reduce nitrite in life?

To ensure health, people should eat and drink scientifically.

1. First of all , processed meat products contain more nitrite, because adding nitrite can help protect colors, prevent decomposition and keep flavors, foods that are sausages, ham, and bacon smoke, . eating less of these foods is the nitrite reduction method.
2. Secondly , for the so-called "leftovers", it is necessary to put in the refrigerator for timely preservation, minimizing nitrie production.
3. Finally , with pickles, do not eat pickles to limit the formation of nitrosamines in the body. Nitrosamine is the leading carcinogenic compound.

To ensure health, people should eat and drink scientifically. Eat plenty of fruits and vegetables, fresh foods, eat less leftovers. When eating excess food, it needs to be handled scientifically.