Pimples with white tips on the face may be caused by acne and folliculitis. 1. Acne: long pimples with white tips on the face may be caused by acne, the occurrence of acne is mainly related to the follicle sebaceous gland conduit blockage, excessive sebum secretion, bacterial infection and other factors. It occurs most often in teenagers, and can often be reduced or cured naturally after puberty. 2. Folliculitis: face long acne with white tip may be caused by folliculitis, folliculitis is a bacterial or fungal infection of hair follicles triggered by purulent inflammation. It is usually associated with lack of attention to hygiene, high environmental temperature, trauma, sweating, etc. It can be manifested as a follicle as the center of the red congested papules, pustular pustules, surrounded by a red halo with inflammation. Patients with symptoms of acne with white tips on the face, it is recommended to go to the hospital in a timely manner, under the guidance of the doctor reasonable treatment.