You can have a normal dinner the night before the glucose screening, but if the glucose screening is accompanied by tests that require fasting, such as liver and kidney function tests, you should not eat after 12:00 pm the night before. Sugar screening refers to mid-pregnancy glucose tolerance test, is used to check pregnant women with or without blood glucose metabolism disorders, eating the night before has no effect, the test is carried out through blood tests, but also can be carried out at the same time the determination of liver function, renal function, blood lipids, etc., these items strictly require fasting before blood sampling, then do not eat after 12 o’clock the night before the test, to avoid inaccurate results. The night before the glucose screening can have a normal dinner, but eat as light as possible, do not eat after 12 o’clock, and do not eat when you get up the next morning, you can prepare some food, you can eat after the blood draw.