HIGHLIGHTS Comedogenic ratings are helpful but don't forget that they are approximate. Acne breakout is not the same as a comedogenic breakout; they look different, and they are caused by other ingredients that react to a specific skin type. Don't be scared if you see a product formulated that includes comedogenic oils as well. If they are listed at the end of the ingredients INCI, they are in low concentration, making the product not particularly comedogenic. Thick oils do not always equal…