Eating betel nut can be addictive, mainly because betel nut contains a special ingredient betuline. Betel nut contains a special ingredient betel nut alkali, which contains a refreshing ingredient that is released during the chewing process. After betel nut alkali is absorbed by the body, it may affect the nervous system and increase the excitement and pleasure, which can lead to addiction in the long run. Eating betel nut for a longer period of time will have an effect on the body, appearing blackened teeth, betel nut residue will stimulate the gastric mucosa, triggering inflammation. In addition, it can also cause oral problems, stimulate the oral mucosa, so you need to eat less betel nut. Long-term consumption of betel nut can be addictive, it is recommended to quit in time. Try to eat healthy food in your daily life. Eat more fresh vegetables and fruits.