Isohumulone

Isohumulone is a chemical that comes from hops, which are used to make beer taste yummy. It helps give beer a bitter taste and also helps preserve it so it doesn't go bad. It's like putting salt in your food to make it taste better and last longer. Isohumulone also has some special powers because it can help fight off bad bacteria that might try to make the beer icky. So it's like a superhero that keeps your tasty beer safe to drink.