Blackheads do not turn into moles. Blackheads are pimples, a phenomenon caused by the oxidation of skin oil in the air, mostly seen in adolescents during the developmental period, especially on the face is relatively common, the appearance of blackheads is related to the local sebum secretion, pore clogging, in addition to the unreasonable dietary structure, irregular living habits, and the onset of nevus has a greater difference in the cause of the mole, so the blackheads will not turn into moles. Moles are common benign skin tumors, caused by abnormal melanocytes in the epidermis and dermis. The cause of its development is not clear, may be related to genetic defects, ultraviolet radiation and hormone levels. It is recommended to do a good job of skin care in normal life, reasonable arrangement of living habits, to reduce the appearance of blackheads, if there is any abnormality can go to the hospital in time to do the relevant examination.