What a 3/5 rating means
On the comedogenic scale, a 3 is the moderate midpoint: tolerated by many, a possible trigger for congestion-prone skin. That puts Corn Oil squarely in the judgement-call zone, where your skin type and the product's formula decide the outcome.
One thing the number cannot tell you is concentration. Ingredients are listed in descending order, so Corn Oil near the end of a label is present in tiny amounts and matters far less than the same ingredient near the top.
About Corn Oil
It is a plant- or seed-derived oil, valued for the emollient, conditioning feel it gives a formula. An inexpensive food-grade oil rated 3/5; more often a filler than a hero ingredient in skincare.
On a label it can read as Corn Oil, Zea Mays Oil, Zea Mays, Corn — worth knowing when you scan an ingredient deck.
Corn Oil in makeup and skincare
In makeup it turns up in cream blushes, tinted balms, and hydrating foundations; in skincare, in face oils and cleansing balms. Its irritancy is rated separately at 0/5, which is low.
If you deal with fungal acne (malassezia folliculitis) rather than ordinary clogged pores, note that Corn Oil is among the fatty-acid or ester-type ingredients that community sources commonly avoid — a separate concern from its comedogenic score, and one with weaker evidence behind it.
Lower-rated alternatives to Corn Oil
If you want a similar role with a friendlier comedogenic score, consider:
- Squalane — comedogenic rating 1/5 (Low risk).
- Hemp Seed Oil — comedogenic rating 0/5 (Low risk).
- Sunflower Oil — comedogenic rating 0/5 (Low risk).
Corn Oil comedogenic FAQ
Is Corn Oil comedogenic?
Moderately. Corn Oil is rated 3/5 (moderate), the middle of the 0–5 scale: many people tolerate it, but it can contribute to breakouts on congestion-prone skin.
What is the comedogenic rating of Corn Oil?
Corn Oil has a comedogenic rating of 3/5 (moderate). Of the 190 ingredients in our dataset with a published rating, 39 rate higher than Corn Oil, 97 rate lower, and 53 others share its 3/5. Among the 38 rated oils, 5 rate higher and 21 lower. The figure is drawn from 1 cited source, listed on this page.
Is Corn Oil pore-clogging?
It can be for some people. At 3/5, Corn Oil is in the moderate band. How much it matters depends on concentration: near the top of an ingredient list it is a bigger factor than near the end. Comedogenic ratings come mostly from rabbit-ear assays and small human patch tests of the pure ingredient at high concentration, so they are a screening guide, not a prediction for your skin or a medical claim.