The terrible consequences of drinking black tea regularly

Black tea is not often drunk terrible consequences of this argument, moderate drinking black tea generally will not harm, but long-term, large drinking black tea may cause sleep quality decline, gastrointestinal discomfort, malnutrition and other hazards, as follows:

1, sleep quality decline

Black tea contains caffeine, long-term drinking will excite the cerebral cortex, so that sleep quality is affected, may appear difficult to sleep, frequent night wake up and other symptoms.

2, gastrointestinal discomfort

In the case of black tea brewing too thick, the drinker's gastric mucosa will be stimulated, may appear nausea, vomiting, diarrhea and other symptoms.

3, malnutrition

Black tea contains tannic acid, long-term drinking too thick black tea, will lead to excessive tannic acid intake, easy to affect the absorption of protein, iron and other nutrients, may lead to malnutrition.