Eating raw rice occasionally in small quantities in pregnancy will not have any adverse effect on the fetus. If you eat raw rice for a long time, it is harmful to the growth and development of the fetus, and may affect the development of the fetus, or even lead to miscarriage and so on. 1. Affecting the development of the fetus. Eating raw rice is not easy to absorb the nutrition of rice, eating raw rice for a long time during pregnancy can easily lead to malnutrition of pregnant women, which can affect the normal growth and development of the fetus, and even cause developmental delays. 2. Lead to miscarriage. Raw rice is not easy to digest, pregnant women eating raw rice for a long time may increase the burden on the gastrointestinal tract, resulting in indigestion, bloating, abdominal pain, diarrhea and other gastrointestinal symptoms, if the diarrhea symptoms are severe may stimulate the uterus to contract, which may lead to miscarriage or preterm delivery and other accidents. During pregnancy, we should pay attention to a reasonable diet, rice must be cooked before consumption, it is not recommended to eat raw rice.