Because amaranth contains substances that may act on the smooth muscle of the uterus, pregnant women should not eat amaranth. Nowadays, it is believed that amaranth contains some substances that may act on the uterine smooth muscle, such as inorganic potassium salts that have a certain excitatory effect on the uterine smooth muscle of animals, which may cause unnecessary uterine contractions, and if consumed in excess, it may lead to miscarriage, preterm labor and other complications. It is recommended that pregnant women do a good job of pregnancy health care, try not to eat amaranth, to achieve balanced nutrition, rich, for the risk of food, do not eat, if accidentally ate amaranth, and there are uncomfortable symptoms, it is necessary to seek medical attention in a timely manner, improve the relevant examination, standardized treatment.