Patients who feel dizzy when eating may be related to the following factors: 1. Consider that the patient may be too full and the blood flow to the stomach and digestive tract is concentrated, because to help the gastrointestinal tract to digest food and the patient’s brain and heart blood supply is relatively reduced, so that the patient has dizzy symptoms. 2. 3. Dizziness may also be related to the patient’s own disease, such as insufficient blood supply to the brain or the sudden onset of Ménière’s disease.