Herring stone grows in the throat under the occipital bone of herring, which is unique to herring, but not sturgeon. It is helpful to crush keratin hyperplasia that is easy to be eaten by mistake and accumulated for a long time.

Sturgeon is one of the earliest vertebrates in existence, inhabiting the middle and lower layers of water. There are 7 species of wild sturgeon in China, and the representative species are Siberian sturgeon, Dassault sturgeon, small sturgeon, Chinese sturgeon, white sturgeon, Schwaetzer sturgeon and Russian sturgeon.