Certain foods and makeup products are common culprits of lip pimples, but treatments can help reduce their appearance and discomfort. People often use the terms "pimple" and "acne" interchangeably ...

The most common cause of pustules is acne, a skin condition that can clog skin pores with oil and dead skin cells. Pustules may also occur from an allergic reaction to food, environmental ...

If you have a lip pimple, don't squeeze it, apply salicylic acid, and use a warm compress. If you get acne frequently, talk to your dermatologist about getting prescription acne medication.