The symptoms of dizziness after eating are caused by the following reasons: 1. A large amount of blood enters the stomach after eating and participates in the digestion and absorption of food, which can cause symptoms of temporary insufficiency of blood supply to the cerebral arteries and dizziness and drowsiness. 2. Hypertension, if hypertensive patients usually take antihypertensive drugs irregularly, resulting in unstable blood pressure, can cause a transient increase in blood pressure after eating, causing symptoms of insufficient blood supply to the cerebral arteries. The symptoms of insufficient blood supply to the cerebral arteries, dizziness, headache and other uncomfortable symptoms. 3, anemia common clinical symptoms are dizziness, weakness, pale face, etc.. Eating can aggravate the symptoms of anemia and cause dizziness and other discomfort. Usually strengthen nutrition, proper exercise, do not stay up late, food should not be too fast, symptoms of dizziness should go to the hospital to check blood pressure, blood routine, etc., to find out the cause of symptomatic treatment.