Coumarin
Coumarin
0Will not clog pores. No observed follicular occlusion in testing.
Declared EU allergen with a sweet hay scent.
What it does
fragrance
How solid is that number
The rating is graded established. Traceable to published comedogenicity testing and consistent across sources.
It describes the raw ingredient in isolation. In a finished product, how much is present and where it sits in the ingredient list matter just as much. Run the whole label through the checker to see it in context.
