Definition: Believed to cause comedones, or pore blockages. Examples of comedogenic ingredients include mineral oil, cocoa butter, and stearic acid. Use of comedogenic products can contribute to an acne condition.
By Angela Palmer, About.com
Updated: November 30, 2007
About.com Health's Disease and Condition content is reviewed by the Medical Review Board
Learn how you can reduce your your numbers with these nutrition and exercise tips. More >
Keep yourself, and your family, happy and healthy this fall with these tips. More >
©2009 About.com, a part of The New York Times Company.
All rights reserved.