Eating betel nut once is usually fine.
Betel nut contains nutrients such as proteins and vitamins that are beneficial to the body, but its main components are betulin and betulinine. Betel nut and betel nut alkali can damage the oral mucosa and long-term consumption can lead to mucosal lesions and even oral cancer. It has been classified as a Class I carcinogen. In addition, eating betel nut is damaging to teeth and temporomandibular joints, leading to tooth abrasion and temporomandibular joint popping.
If you do not have the habit of eating betel nut and eat one occasionally, it usually does not happen very seriously. If you eat betel nut for a long period of time, the above conditions are easily induced.
Consumption of betel nut for a long period of time is not recommended as it is very harmful. If you feel unwell after consuming betel nut, please consult a doctor promptly. It is recommended not to take any chances and try not to enter betel nut.