So chances are you've probably mined for some juicy nose nuggets yourself. But maybe you didn't stop there. Maybe you ate those boogers too ... the urge to mine for green gold, just grab a ...

Your nose is built with a fantastic gooey substance ... forming the nasal classic-- the booger.

Medically reviewed by Chris Vincent, MD Everyone experiences boogers (dried phlegm) daily. They may seem gross, but boogers are an essential part of your body's immune system. But what are boogers ...