Scientifically speaking, the content of nitrite in pickled vegetables is not high within 2 days after pickling, but it reaches its peak on 3-8 days, starts to decline after 9 days, and basically disappears after 20 days. Therefore, pickled pickles generally take less than 2 days, and long pickles need to be pickled for one month before they can be eaten.

Extended data

Not suitable for people who eat pickles.

1, expectant mothers should eat less pickles.

Some women prefer to eat sour food, especially pickles, because their appetite has decreased after pregnancy. Doctors suggest that it is ok for pregnant women to eat pickles occasionally, but it is not good for their own health and development. Nitrite compounds exist in pickles, which have strong carcinogenicity and can induce tumors of various animals and various tissues and organs, thus causing tumors in the uterus and inducing fetal malformation.

Children and old people should eat less pickles.

Children's kidney defense system is not perfect. Eating pickled vegetables is easy to cause a large number of original harmful bacteria to invade children and cause harm, so is the elderly. The defense ability of body tissues and organs in the elderly is declining. Eating pickles often will make pathogenic bacteria invade the body and cause certain harm.

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