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What is Demodex folliculorum?

Demodex folliculorum is a microscopic mite that lives in the skin follicles around the eyelashes. Demodex folliculorum feed on hair-follicle oil secretions. While they do not harm humans, they can irritate the pores of the eyelashes. They can also help spread infections caused by bacteria as they move among the follicles. There is some evidence that the mite's bacteria may cause a reaction leading to rosacea, but that has not yet been proven.

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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.