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Why does pus form in a pimple?

Pus in a pimple, formed of oil, dead cells, and bacteria, is a result a local infection and the immune system’s response. Watch the animation to learn more about pimples.


Oily Skin

Continue Learning about Acne

Acne

Acne

Acne is an inflammatory condition of the skin. Learn from our experts on the difference between whiteheads, blackheads and bumps and how to cope with the stress of acne.

Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.