The 22nd week of pregnancy is in the middle stage of pregnancy, the fetus develops faster, and it is appropriate to eat more fish, eggs, lean meat and dairy products, deep-sea fish, vegetables and fruits, etc., to supplement protein, and increase the intake of iodine in moderation, such as iodized salt, kelp, nori, and so on. The 22nd week of pregnancy should start to increase protein 15g/d, the main sources of protein include fish, eggs, lean meat and dairy products, etc., and eat more deep-sea fish as appropriate; at the same time, it is necessary to increase the intake of vitamins, and eat more fresh fruits and vegetables; it is also necessary to often eat iron-rich foods, increase 20-50g of red meat per day, and eat 1-2 times a week of animal offal or blood, and choose iodized salt, and should also consume 1-2 times a week of kelp, seaweed, nori, etc. The 22nd week of pregnancy belongs to the middle stage of pregnancy, at this time the abdomen is relatively larger than before, will gradually feel the fetal movement, some pregnant women will be due to the increasing size of the fetus, thus pressurizing the bladder to appear frequent urination phenomenon, if there is no other abnormal physiological reaction, generally do not need to worry, but if the abdominal pain or other discomforts, you should consult a doctor for examination in a timely manner.