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Does skin oil cause pimples?

Dr. Mehmet Oz, MD
Cardiology (Cardiovascular Disease)
Skin oil or sebum does not cause pimples by itself.  Sebum is necessary to lubricate the skin and hair.  However, if it is trapped beneath the surface of the skin by a plugged hair follicle, it can allow bacteria to reproduce, causing a small infection.  Watch the animation to see how this happens.


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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.