The symptoms of dizziness after eating seafood may be caused by food allergy or food poisoning because the ingredients are not fresh, etc., which requires targeted treatment after clarifying the causes: 1. Dizziness. In addition to dizziness, it is usually accompanied by chest tightness, itchy skin, red rash, and even anaphylactic shock in severe cases. After the symptoms of allergy, patients with mild symptoms should immediately stop eating, and those with more severe symptoms should be sent to the doctor immediately for treatment; 2, food poisoning: ingredients are not fresh, seafood may have deteriorated, cooking is not fully processed cooked, after eating food poisoning caused by dizziness, but also accompanied by diarrhea, nausea, vomiting and other symptoms. Although seafood has high nutritional value and is rich in protein, it should not be eaten too much to avoid indigestion, allergies and poisoning. Pay attention to the freshness of the ingredients and try not to choose raw food to avoid causing bacterial enteritis.