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Milium Cysts in Adults and Babies

Photo of Cynthia Cobb, DNP, APRN, WHNP-BC, FAANP

Medically reviewed by — Written by Tricia Kinman — updated on February 13, 2023

Milia develop when the protein keratin gets trapped under the skin. Certain conditions and skin products may cause them.

What is a milium cyst?

What are the symptoms of milia?

What do milia look like?

What causes milia?

What are the types of milia?

How are milia diagnosed?

How are milia treated?

What’s the outlook?

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