Betel nut contains carcinogenic alkaloids, which leads to oral cancer. At present, many people suffer from oral cancer because of betel nut. Chewing betel nut for a long time will make people's teeth black. After chewing betel nut, the residue will be spit on the ground, and it will be red and stained like blood, which will affect public health. Because calcareous and betel nut juice fill the mouth to form dental calculus, and because of long-term hard chewing, it consumes dentin and even cracks or breaks teeth.
Oral submucosal fibrosis and leukoplakia caused by chewing betel nut, that is, the prophase lesions of oral cancer, are characterized by difficulty in opening mouth, pain, numbness, whitening of oral mucosa and ulcer.
Extended data
Efficacy and function of betel nut
Areca nut fruit contains many nutrients and beneficial substances needed by human body, such as fat, areca nut oil, alkaloids, catechins, choline and so on. Areca catechu has a unique function of preventing dysentery, and it is the medicine fruit of doctors in past dynasties, and it is also known as "Xizudan".
Medicinal value of areca catechu: Because furuncle and furuncle are generally related to irregular diet and stagnation of qi, areca catechu is widely concerned about its medicinal properties because it can lower the qi, promote digestion and eliminate phlegm. Areca nut can be eaten and chewed with brine. It is normal for the first chewer to face redness and chest tightness.
People's Network-How to eat betel nut is the healthiest? Eat more and beware of great harm.