Of course some of this dislike may come down to simple preference, but for those cilantro-haters for whom the plant tastes like soap, the issue is genetic. These people have a variation in a group of olfactory-receptor genes that allows them to strongly perceive the soapy-flavored aldehydes in cilantro leaves.

What percentage of the population thinks cilantro tastes like soap?

When people say they hate cilantro, they often attribute this food feeling to a soapy aftertaste. Thanks to a new video from SciShow, we finally know why cilantro tastes like soap for some 4-14 percent of the population. "How cilantro tastes to you has a lot to do with your genes," says SciShow's Hank Green.

Can I make cilantro not taste like soap?

Scientists think that it's possible to overcome the aversion. Bruising the herb through crushing, mincing, or pulverizing (like in this Spicy Parsley-Cilantro Sauce recipe) releases some of the soapy-tasting enzymes. Cooking cilantro—instead of eating it raw—is also thought to reduce the soapiness.