Sea urchins to the gonads for food, the reproductive glands also known as sea urchin eggs, sea urchins, seeds, sea urchin, sea urchin cream, orange yellow, taste delicious, accounting for 8% of the total weight of the sea urchin ~ 15%. The reproductive gland contains twenty carbon acid accounted for more than 30% of total fatty acids, can prevent cardiovascular disease. The sea urchin is not only a kind of fine seafood delicacy, but also a kind of precious Chinese herbal medicine. Chinese early sea urchin medicinal records, it is full of medicinal parts of shell, shell is calcareous, medicine called "sea urchin".