The dietary contraindications of transient cerebral ischemia need to be judged according to different etiologies. Common etiologies include atherosclerosis, heart diseases such as atrial fibrillation and other etiologies, among which atherosclerosis can be caused by hypertension, diabetes mellitus, dyslipidemia, homocysteinemia and so on. Dietary contraindications such as hypertension patients need to control blood pressure, low salt diet; hyperlipidemia patients need a light diet, less fatty food; diabetes patients need to exercise properly, less starchy or high sugar food, control blood sugar; vitamin B deficiency patients, can choose food containing more B vitamins.