Ants are attracted to the cornstarch and try to eat it. Because they are unable to digest this, they starve and slowly die. Cornstarch should be placed in the path of the ants so they may carry it back to their nest.Click to see full answer. Similarly, you may ask, will cornstarch get rid of ants?Just like cornmeal, cornstarch doesn’t actually kill ants. Pour enough cornstarch to cover all the ants that you find in an ant-infested area. The cornstarch attracts the ants to the impacted location. Once the ants arrive, simply vacuum them up.Furthermore, will Vaseline keep ants away? To use it effectively, you do need to take some time to identify where they’re coming from, but once you’ve located all their usual hideouts, simply smear some Vaseline over it. Ants can’t seem to be able to go through it so a barrier of Vaseline will do the trick and keep them out. Considering this, does cornstarch attract bugs? Corn starch is food for bedbugs. Here is a remedy involving cornstarch: Boric Acid & Corn Starch, equal mix put inside a shaker. the corn starch attracts them, the boric acid kills them.Why do ants not like cornmeal?This works because ants are attracted to corn meal and treat it as food, but they can’t actually digest it, causing them to slowly starve. It won’t kill a colony as quickly as poison, but it’s incredibly cheap, and completely safe to use in a house with pets or small children.