Pregnant women who have no appetite and anorexia during pregnancy can be relieved by adjusting their diet, eating smaller meals, eating sour food and supplementing vitamin B1. 1. Adjusting diet: It is recommended to eat a light diet, not greasy, greasy food will cause nausea and vomiting, but will reduce appetite. 2. Eat small and frequent meals: During pregnancy, the stomach and other organs are compressed due to the enlarged uterus, so if you eat too much, it will also lead to nausea and vomiting, thus affecting your appetite, so you need to eat small and frequent meals to ensure the intake of nutrients. 3. Eat sour food: sour food can stimulate the secretion of gastric acid, promote digestion, gastrointestinal peristalsis, can increase the appetite of pregnant women, such as lemonade, hawthorn, etc., but hawthorn should not be eaten too much. 4. Supplementary vitamin B1: it can relieve pregnant women’s loss of appetite. If appetite is poor during pregnancy, even can not eat, should consult the doctor in time to avoid causing water electrolyte disorders, serious cases cause Wernike encephalopathy, generally can be effectively relieved by active treatment.