The symptoms of dizziness caused by eating are mainly due to the following reasons: 1. A large amount of blood enters the gastrointestinal tract after eating in order to participate in the digestion and absorption of food, which can cause a relative decrease in cerebral blood flow, causing symptoms of temporary insufficiency of blood supply to the cerebral arteries, such as dizziness and drowsiness, etc. If there are no other uncomfortable symptoms, there is generally no need for treatment. 2. Anemia, if usually accompanied by symptoms such as pallor, weakness, spooning fingers, etc. 3, abnormal blood pressure, eating can cause blood pressure to rise, dizziness, headache and other symptoms, can check the blood pressure to confirm the diagnosis. 4, if dizziness, memory loss, drowsiness, numbness and weakness of the limbs and other symptoms, may be caused by insufficient blood supply to the brain arteries or cerebral infarction and other diseases, it is best to check the blood lipids, cranial nuclear magnetic and other diagnoses, the usual diet It is best to check the blood lipids and cranial MRI to confirm the diagnosis, eat a light diet, exercise more, control weight and treat as early as possible.