After pregnancy, it is generally best not to eat black fungus in the first trimester. Although auricularia auricula has high nutritional value, it has the effect of promoting blood circulation and removing blood stasis. In the early pregnancy, the placenta is still unstable. If you eat black fungus, it may stimulate uterine contraction, and there may be some abnormal symptoms such as threatened abortion or abdominal pain and vaginal bleeding. You can eat a small amount of auricularia auricula in the second and third trimester, because auricularia auricula can play a certain role in enriching blood. It can prevent anemia during pregnancy. Auricularia auricula can also clean the stomach. Women are prone to constipation after pregnancy. Eating black fungus properly can relieve constipation, but don't eat too much. Eating a small amount of auricularia auricula will not affect the health of pregnant women and fetuses. Pay attention to balanced nutrition and reasonable diet during pregnancy.