Pimples in the foreskin area may be due to sebaceous ectasia, acromegaly, and other causes. 1. Sebaceous ectasia: manifested in the foreskin scattered white or yellowish needle tip, rice grain size-like pimples, due to local sebaceous gland hyperplasia or blockage, usually no harm. Sometimes sebaceous ectasia may be followed by bacterial infection, forming a slight red, swollen, painful pimple, which is an inflammatory skin reaction. 2. Condyloma acuminatum: infected through unclean sex, after a period of incubation, can be in the foreskin, especially the inner foreskin, the coronary groove near the formation of small granulomatous pimples, the texture is soft, the tip of the tip is relatively sharp, the surface of the wet, the color of the flesh or reddish, with the gradual increase in time, the formation of corns, papillomas, cauliflower-like lesions, highly infectious. 3. Others: pearly papules on the inner side of the foreskin of the penis, the circumference of the glans, and the vicinity of the coronary groove, manifested as rows of flesh-colored, reddish pimples, which is a normal physiological phenomenon and does not require special treatment. The foreskin acne persists unrelieved, should be early to consult a doctor to clarify the diagnosis, follow the doctor’s instructions for treatment.