Scalp acne may be caused by folliculitis, which is caused by a variety of reasons, mainly including decreased immune function, excessive androgen in the body, endocrine disorder, abnormal keratinization of hair follicle sebaceous glands, and microbial infection, including Staphylococcus aureus infection, Pityrosporum albicans infection, long-term stay up late, often eat greasy, sweet food Spicy and irritant food can also be caused, of course, it may also be caused by seborrheic dermatitis. It is recommended to distinguish them and then treat them. At ordinary times, you need to pay attention to the cleanness of hair, so as to prevent hair follicles from blocking and affecting your health. It is necessary to reasonably control the problems of diet and pay attention to the light diet. Improve immune function and promote health through reasonable ways.