Chocolate is not recommended for patients with colds. Chocolate can cause aggravation of cough and phlegm symptoms. Patients with colds may develop fever, resulting in profuse sweating and excessive urination, which may induce hypokalemia. Clinically, it is recommended to consume foods or fruits rich in potassium, such as bananas, oranges, tangerines, etc. Patients with colds sometimes experience gastrointestinal reactions, such as nausea and vomiting. Clinically, it is recommended to consume easily digestible foods, such as noodles, noodle sheets and noodle soup, and not foods that tend to aggravate gastrointestinal symptoms, such as eggs and milk. Flu patients are not clinically advised to consume foods high in sugar, salt and grease, which can lead to aggravation of respiratory symptoms. Patients with colds are advised to consume clean, clean fruits and vegetables with adequate amounts of vitamins and minerals.