1, look at the color:

Dry sea cucumber with good quality is black-gray or gray in appearance, complete in shape, uniform in size, shiny, with no or few calcareous openings. On the contrary, bad sea cucumbers may be different in size and incomplete in appearance.

2, look at the feel:

Dry sea cucumber is of good quality, light to the touch, hard in texture and not easily broken. Knocking on the table feels like charcoal, and it is elastic when touching the ground. Poor dry sea cucumber feels heavy, dry enough, easy to break, and lime will fall off as soon as it is knocked.

3. Smell:

The sea cucumber with better quality smells like seafood, and there is no other obvious odor; The poor quality sea cucumber has a strong smell and can even smell rotten.

4. Look at this fool:

The living environment makes the number of sucker of wild sea cucumber more, which is generally short, thick and powerful. However, the number of sea cucumber suckers raised artificially is small and looks thinner and longer.

Variety introduction:

1, Stichopus japonicus

Sea cucumber is a kind of sea cucumber. It is the best quality of more than 20 kinds of edible sea cucumbers in China. As a precious seafood, sea cucumber is listed as one of the "Eight Treasures". Because its medicinal properties are warm and tonic, it is rich in enemy ginseng, so it is named sea cucumber. The family Stichopus Japonicus includes Stichopus Japonicus, Stichopus Japonicus, Stichopus Japonicus and Stichopus Japonicus.

2. Optical ginseng

Ginseng is a kind of sea cucumber. This class is divided into three subjects, the price is lower than that of sea cucumber, and the nutritional value is far less than that of sea cucumber. In the south, families generally use it for cooking, and it is also relatively large, and it is often called eggplant.

3.topaz

Topaz is the best quality ginseng. Topaz is mainly produced in the South China Sea, with a cylindrical shape, a slightly flat belly, khaki color and many warty protrusions on the back. Compared with sea cucumber, topaz saponin has higher content, moderate acid mucopolysaccharide and better medicinal value, which is suitable for middle-aged and elderly people and weak patients.

4, bald ginseng

Naked ginseng, to be exact, is not a certain kind of sea cucumber. There are several varieties of naked ginseng, namely naked ginseng (also called Adenophora adenophora), naked ginseng and yellow naked ginseng (also called yellow naked ginseng). Among them, naked ginseng is the best, with high nutrition, good taste and large hair volume, which can be 2.5 times longer, followed by naked ginseng and naked ginseng. Australian ginseng is the best, followed by the Philippines, Indonesia and Vietnam.