Comedogenic is a term used in skincare to describe the ability of an ingredient to clog pores. Ingredients that are rated as comedogenic
0-1 are considered non-comedogenic, meaning they are unlikely to clog pores. Ingredients that are rated as comedogenic
2-3 are considered moderately comedogenic, meaning they may clog pores for some people but not for others. Ingredients that are rated as comedogenic
4-5 are considered highly comedogenic, meaning they are very likely to clog pores.
What is comedogenic ?