When diarrhea occurs after eating barbecue, this condition is considered to be caused by intestinal infection. Most of such people are caused by a more sensitive intestinal tract and lower immunity, and when exposed to some food that is not easily digestible or spoiled, diarrhea can easily occur. Such patients must pay attention to maintenance, try not to eat street snacks, do not eat raw, cold, spicy, stimulating, greasy food, appropriate oral probiotics and spleen-healthy drugs, can help improve this symptom. If the symptoms are frequent or accompanied by fever, it is necessary to visit an intestinal clinic for routine blood and stool tests, and use the appropriate medication according to the specific results. If the symptoms do not improve, colonoscopy may be necessary.