Pregnant women should not take large amounts of these seasonings for a long time, as the volatile oils in cinnamon,cassia fennel,,star anisecontain safrole. Animal experiments have shown that they can cause malformations.star anisefennel,fennel seeds, Sichuan pepper, cinnamon, five-spice powder,chili peppersare all aromatic spices, but it is not advisable for pregnant women to consume these spicy seasonings.Pregnancy increases a woman's body temperature and the intestines become relatively dry.Spicy seasonings have a great warming nature and irritability, which can easily consume intestinal fluids, reducing glandular secretion in the stomach and intestines, leading to intestinal dryness, constipation, or fecal impaction.When there is a blockage in the intestines, pregnant women must strain to defecate, causing increased abdominal pressure. This can compress the uterus, potentially causing restlessness of the fetus, developmental malformations of the fetus, premature rupture of membranes, natural miscarriage, or preterm birth.Therefore, pregnant women should avoid spicy seasonings during pregnancy.