Two-month-old babies’ poor appetite is related to indigestion, thrush, pneumonia and so on. 1. Indigestion: If you do not develop good breastfeeding habits, such as multiple feedings within a short period of time, it may cause indigestion and induce poor appetite. 2. Thrush: Thrush is mainly due to the over proliferation of Candida in the oral cavity, the disease will cause two-month-old baby’s poor appetite, and the oral mucosa may appear white patches, irritability, breastfeeding difficulties and other symptoms. 3. Pneumonia: two-month-old babies with pneumonia can also cause poor appetite, but also easy to accompany fever, cough, shortness of breath, dyspnea and other symptoms. Pneumonia is mainly associated with bacterial, viral and other pathogenic infections, and poor living environment, low immunity is the trigger. There are many causes of poor appetite in two-month-old babies, such as micronutrient deficiencies and oral herpes. Parents are advised to take their two-month-old babies with poor appetite to the doctor for examination in order to clarify the cause of the problem and then follow the doctor’s instructions for treatment.