When pregnant women drink lemon water in moderation, it can replenish the vitamins needed by the organism, but it does not have the efficacy as well as the effect that the drug has. Lemon water contains vitamins, potassium and other substances, pregnant women drink lemon water in moderation, can replenish the body’s microelements, but also can promote gastrointestinal motility. Lemonade contains citric acid and other components, when consumed in excess, pregnant women may stimulate the gastric mucosa, gastrointestinal discomfort and other phenomena, for the fetus as well as pregnant women have a certain impact, so it is not recommended that pregnant women drink too much. Pregnant women should pay attention to appropriate rest in daily life, work and rest, avoid overwork. Eat a balanced, comprehensive diet, eat more food rich in dietary fiber and vitamins, protein more food.