Experts clear up "vegetable rumors" how to eat vegetables more safely?

As a vegetable in people's daily diet, the "Dietary Guidelines for Chinese Residents" recommends eating 300-500g of vegetables every day

Do not believe online rumors

There are rumors on the Internet that unscrupulous merchants add formaldehyde to make baby vegetables and seafood last longer and prevent corruption, and even unscrupulous merchants use formaldehyde to make noodles, vermicelli, yuba, chicken feet, lotus roots, enoki mushrooms and other foods whiter.

Secondly, with the continuous advancement of food processing technology, there are many methods of anti-corrosion and bleaching, and formaldehyde has a great irritating odor and is easy to be found.

What is the risk of food intake of formaldehyde

Formaldehyde is a gas with a pungent odor, colorless and easily soluble in water.

In fact, formaldehyde is also found naturally in many foods

Most living organisms contain small amounts of formaldehyde produced during metabolism

What are the risks of ingesting formaldehyde through food? Ruan Guangfeng said that although formaldehyde is a "carcinogen", the harm of formaldehyde is mainly caused by "inhalation".

Studies have shown that the lethal dose of formalin solution by mistake is 10-20 ml, calculated at a concentration of 40%, which is equivalent to drinking 4000 to 8000 mg of formaldehyde

If it is a long-term low-level intake of formaldehyde, will it be harmful? According to the World Health Organization report, ingesting formaldehyde through inhalation, such as after new house decoration, according to ordinary interior decoration standards, the control of formaldehyde concentration at 0.

Ruan Guangfeng said that in general, when the concentration is higher than 0.

From the data, people can distinguish the formaldehyde below the qualified standard.

Tips for Eating Vegetables Safely

How to avoid or reduce the impact of formaldehyde when eating vegetables? Ruan Guangfeng believes that formaldehyde is easily soluble in water and volatile.

If you are uneasy about the food you buy and worry about formaldehyde on it, how can you avoid it? Experts suggest that in order to reduce the risk of buying unsafe food, you should buy it through formal channels

(Liu Xiaoxiao and Li Dongyang)

"China Food News" (06 edition on April 8, 2021)

(Editor-in-charge: Wang Han)