Areca nut contains nutrients and organic substances needed by human body, and also contains effective components in many medicines, mainly alkaloids, catechins, choline, etc., which have the functions of promoting digestion, regulating qi and eliminating dampness. But betel nut should not be eaten more, and eating too much for a long time has certain side effects. According to medical statistics, betel nut chewing is closely related to oral cancer, and the probability of chewing betel nut is about 20 times higher than that of ordinary people. Generally speaking, you should eat 1-2 betel nuts a day, with no more than 3-5 at most, so as not to cause discomfort or even paralysis of the mouth and tongue.
Betel nut contains a lot of caffeine and nicotine, so it is not recommended for most people to eat betel nut for a long time.