Ingredient
Isocetyl Alcohol
Fatty alcohol · INCI: Isocetyl Alcohol
How we read it
Highly comedogenic
A known pore-clogging ingredient. Avoid if you're acne-prone.
Why we read it this way
Listed as pore-clogging across multiple acne-safe references.
The nuance
Most relevant in leave-on products on oily, breakout-prone skin; effect can depend on the amount used.