Generally speaking, the reasons why your face gets oily in the morning include oily skin, bad habits, and so on. 1. Oily skin: If you have oily skin, usually the oil secretion is strong, in the night sleep process, the face sebaceous glands will also secrete oil, which will appear in the morning face more oil. 2. Bad habits: If you stay up late for a long time, often eat sweets, greasy food, eat high fat, high calorie food before going to bed at night, may lead to an increase in sebum secretion in the face, resulting in the next morning face more oil. It is recommended that you eat a light diet, have a regular routine, pay attention to facial cleansing and care, and if the symptoms are more serious, it is recommended that you seek medical attention so that you can improve the situation of oily face in the morning.