Everyone knows that the eel is very soft, the body is meat, but its head is the hardest place. The reason why people will say eat eel don't eat the head, in addition to because the eel head has no meat, there is also the eel lives in the silt, like to eat rotting plants. That's why people think that the head of the eel will contain a lot of harmful substances, and after high temperature treatment can not be removed, in order to be healthy, it is best not to eat the head.
So, after catching eels, people put them in clean water for a few days to spit out all the garbage in their stomachs before they start cooking and eating them. Also, people think that nowadays eels are bred, afraid of using some prohibited drugs in the process of breeding, and the eel head is troublesome to eat. In fact, eel head is not inedible, eel head in Chinese medicine is still a kind of medicinal herbs, can dissipate silt nourishing Yin, on the treatment of thirst is also helpful. Only most people think, do not eat the best for the body, after all, their own processing may not be clean.