It's a pity that fish scales are usually discarded. Fish scale is a good product with high nutritional value, which has many nutritional, health care and medical functions and tastes mellow and delicious.

According to nutritional analysis, fish scales are rich in protein, fat and various inorganic salts. Among them, the contents of calcium and phosphorus are extremely high. As early as the Han Dynasty. Chinese medicine takes the scales of crucian carp and carp. It can be used to treat menorrhagia, anemia, gingival bleeding, nosebleed and other diseases.

Fish scales contain more lecithin, which can enhance memory and inhibit the degeneration of brain cells to some extent. Fish scales also contain a variety of unsaturated fatty acids, which can reduce the deposition of cholesterol on the blood vessel wall. Thereby preventing arteriosclerosis, hypertension and heart disease.

According to reports, residents in Dabie Mountains like to eat steamed carp with scales, salted crucian carp and dried herring. An old Chinese doctor used to eat fish scale glue as a health preserving method. He scraped off the fish scales, washed them, mashed them, cooked them into jelly with slow fire, and added seasonings such as dried Chili, ginger, onion, salt, wine and monosodium glutamate when eating them.

Steamed shad, with silvery scales and ingredients, has a harmonious color, tender meat and delicious taste, and is a traditional famous dish in the south of the Yangtze River.