Underarm hair follicles extruded white paste very smelly may be follicular sebaceous gland infection, sebaceous cysts and other diseases caused by the use of drugs or surgical treatment, the specific treatment method as prescribed by the doctor. 1. Follicular sebaceous gland infection: if the underarm follicular sebaceous gland secretion is more vigorous, not get timely cleaning, bacterial growth and reproduction caused by follicular sebaceous gland infection, stimulate the sebaceous gland gland ducts of the epidermal cells hyperkeratosis, the formation of white creamy secretion, the patient can be improved through the use of topical mupirocin ointment or fusidic acid cream for treatment. 2. Sebaceous cysts: If the sebaceous gland ducts are blocked, the oil secreted as well as the epidermal debris are blocked in the mouth of sebaceous glands, forming cystic masses, which will also cause white creamy substance to be extruded from the hair follicles, accompanied by a putrid odor, it is usually treated by surgical excision after controlling the inflammation with antibiotic medicines such as oral clindamycin or topical fusidic acid. When patients appear related to symptoms, it is recommended to go to the hospital in time to diagnose, as soon as possible to clarify the cause of the disease to take active targeted treatment measures, to avoid delaying the condition affects the normal life and work.