Never throw overnight tea. You'll regret it before

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Please feel free to pay attention to it! Many people feel that overnight tea can not drink,
saying a lot,
of which more alarmist argument is that drinking tea at night has cancer,
in fact,
this argument is no scientific basis.
Overnight tea is not suitable,
because the time is too long,
most of the vitamins have been lost.
But not bad overnight tea,
in the medical use of its own.
antioxidant tea,
placed for a long time will become reddish brown,
this is due to tea polyphenols oxidized into reddish brown tea pigment.
Studies have shown that tea polyphenols and tea pigments hav