Why should betel nut juice be spit out?

Because if you swallow all the betel nut juice, you will feel very uncomfortable and feel like a piece of wood. Excessive consumption of betel nut can lead to poisoning symptoms, including excitement, glassy eyes, trembling, unsteady walking, strange behavior or rudeness.

Areca catechu is native to Malaysia, and China is mainly distributed in tropical areas such as Yunnan, Hainan and Taiwan Province. Widely cultivated in tropical Asia. Areca nut is an important Chinese herbal medicine, and some ethnic minorities in the south still use it as a chewing hobby. However, in the list of carcinogens of the International Agency for Research on Cancer of the World Health Organization, it belongs to class 1 carcinogen.

Extended data:

Areca nut contains many nutrients and beneficial substances needed by human body. The main components of areca nut are 3 1. 1% phenol, 1.8% polysaccharide, 1.4% fat, 1.8% crude fiber, 9.9% moisture and 3.0%.

Betel nut also contains more than 20 kinds of trace elements, of which 1 1 is an essential trace element for human body. Areca seed contains 0.3%-0.6% of total alkaloids, mainly arecoline, and a small amount of arecoline, norarecoline, isonorarecoline, arecoline and homoarecoline.

They all exist with tannic acid. There are also dimers, trimers and tetramers of tannin, fat, mannitol, galactose, sucrose, catechin, epicatechin, colorless anthocyanin, areca catechu red pigment, saponin and proanthocyanidins.

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