Betel nut does not affect pregnancy. The main effect of betel nut is to kill insects, move gas and water, so if you eat betel nut properly, it is good for your body, but if you eat it often, too much of it will have an impact on your body, for example, it can lead to oral cancer. Therefore, when eating betel nut, you must be moderate and moderate, not 24h or all day betel nut will not leave your mouth, it will cause oral irritation, and cause oral cancer, so this point should be paid special attention. If you are planning to get pregnant, you should have a health checkup and make adjustments in your diet. Both spouses should enhance nutrition and quit smoking and drinking so as to be conducive to good fertility. In addition, it is also recommended that eating too much betel nut can have adverse effects on the body, but not on pregnancy.