What are the dangers of drinking overnight tea Is drinking overnight tea harmful to people

Overnight tea can harm gastrointestinal health, induce stones, cause cancer in the body, and affect digestive function, which are all harms of drinking overnight tea.

Overnight tea is a relatively long brewed tea, this physique tea is deteriorated, easy to breed some bacteria, will harm human health, in addition to overnight tea will also produce a large amount of tannic acid, this substance and oxalic acid in other foods will produce substances that are not good for the human body, will also harm human health, easy to make stones high, so usually drink tea as soon as possible after brewing, do not drink overnight tea.

1. Endangering gastrointestinal health.

Overnight tea will endanger human gastrointestinal health, because overnight tea is stored for a long time, easy to breed mold and a variety of germs, people drink this health tea after the state of mold and bacteria into the body, easy to endanger intestinal health, intestinal inflammation, but also let people have abdominal pain and diarrhea and other uncomfortable symptoms, human gastrointestinal function will be seriously impaired, can not digest other food normally.

Second, let the incidence of stones be high.

Inducing stones is also the main harm of drinking overnight tea, because overnight tea contains a large amount of tannic acid, people will absorb sulfuric acid after drinking overnight tea, it will react with oxalic acid in other foods, and produce some substances that the human body cannot digest and absorb, this substance will produce stones after accumulation in the body, which will make gallstones and urinary tract stones high, and the health of the body will be seriously damaged.

3. Cause cancer in the human body.

People drink overnight tea and lead to subdivision cancer, because lotus leaf tea will produce some carcinogenic ingredients in the process of soaking for a long time, and the human body will cause cells to become cancerous after absorbing these substances, so that the incidence of cancer is high, which is not good for health, and some heavy metals will be produced in overnight tea, which will also endanger human health after they enter the human body, and will make some blood diseases appear. Overnight tea is harmful to the human body, and there are many harms, but this is for those spoiled overnight tea, if the tea soup is overnight but not spoiled, it can still be drunk and there is no obvious harm, but at this time, the nutrients in the tea soup have been lost a lot, and drinking it again will not have a good health effect.

Can drinking tea overnight cause cancer.

1. Tea contains tea polyphenols, which are easily oxidized into brown gelatinous substances in air and water - tea rust. Tea rust contains a variety of substances such as pickaxe, lead, iron, arsenic, mercury, etc. The longer the tea is exposed to the air or left in the teacup for a long time, the more the amount of tea polyphenols oxidized into tea rust will be.

Tea rust enters the human body, binds and precipitates with proteins, fats and vitamins in food, hindering the absorption and digestion of nutrients.

2. The temperature is high in summer, and the tea is easy to rancidity, if it is left for more than 24 hours, it is best not to drink it, otherwise it will cause diarrhea.

3. Most of the vitamins have been lost due to the long time of overnight tea, and the proteins and sugars in the tea have become nutrients for the reproduction of bacteria and molds, so they should not be drunk.