The black things in the flower shell are edible; The black part of the flower shell is the intestinal gland of the flower shell, which generally contains food that has not been fully digested and some metabolic wastes. However, the flower shell is a mollusk that lives in the shallow sea bottom and eats phytoplankton and a small amount of plankton. The diet is relatively clean and it doesn't matter if it is eaten.

the extended materials

main value

are edible and have high nutritional value. In Chinese mainland, there are many food stalls that use various cooking methods to cook clams. The meat is delicious, rich in nutrition, high in protein, and reasonable in amino acid composition and proportion.

low fat content, high unsaturated fatty acid, easy to be digested and absorbed by human body, and various vitamins and medicinal components. It contains calcium, magnesium, iron, zinc and other essential trace elements, which can be used as human nutrition and green food and is favored by consumers.

Clams and mollusks contain a kind of Dieter's 7- cholesterol and 24- methylene cholesterol, which can reduce serum cholesterol. They have the unique functions of inhibiting cholesterol synthesis in the liver and accelerating cholesterol excretion, thus reducing cholesterol in the body. They are more effective than the commonly used cholesterol-lowering drug sitosterol.

distribution range

The world is distributed from the Red Sea to Australia and Japan.

China is distributed along the coast, with Fujian, Qingdao, Dandong and other coastal cities as the main producing areas.

food taboo

huajia: people with chronic diseases should eat carefully, and those with spleen and stomach deficiency and cold should not eat more.

Baidu encyclopedia-huajia