Carp, also known as perch, introduced from Africa called black carp, tilapia, is one of the popular aquatic products.

Carp contains protein, fat, sugar, inorganic salts, vitamin A, B vitamins and so on. It is determined that every 100 grams of black crucian carp contains up to 20 grams of protein, second only to shrimp, containing up to 7 grams of fat. Carp meat content up to 67%, the fish contains 16 kinds of amino acids, of which the human body necessary lysine and threonine content is high, the nutritional value is very rich. Fish oil contains a lot of vitamin A and so on. These substances can affect cardiovascular function, reduce blood viscosity and promote blood circulation. In recent years, clinical experiments have proved that crucian carp has a better tonic and therapeutic effect on chronic glomerulonephritis edema and malnutrition edema and other conditions.