Introduction: shark fin is made of shark fin. Some people say that shark's fin is a high-grade food with high nutritional value, while others say that shark's fin is eaten for the sake of face at the dinner table. What is the nutritional value of shark fin? It's expensive. Why do so many people advocate eating shark fin? Is its nutritional value high?

First, the nutritional value of shark fin The reason why shark fin can be eaten is because it is hungry and cold. There is a kind of vermicelli-like wing rib, which is 80% of protein and rich in minerals such as fat and sugar. Shark fin is a very precious cooking ingredient, but its nutritional value is not as high as 10. The nutritional value of shark fin lies in its blood coagulation. Although it is rich in collagen, it is not much higher than chicken, duck and shrimp. People with deficiency of qi and blood, malnutrition and physical weakness can eat some foods with the functions of invigorating qi, nourishing five internal organs and strengthening waist strength in moderation, but it is not irreplaceable.

Second, it is not the high price of shark fin, it is a necessity, but the difficulty in obtaining it. There are many kinds of shark fins, most of which come from sharks. In addition, the collagen content in shark fin is very high, but the collagen contained in it is a macromolecule, which is not easy to be directly absorbed and utilized by human body. In fact, shark fin itself has no taste, but rare things are the most expensive, mainly relying on spices. In fact, you can resist shark fin and replace it with other items. Protect the ecology, because shark fin is not a necessity for human beings.

Third, understand the nutrition knowledge, reasonable consumption of shark fin has been regarded as the best at sea since ancient times, and is regarded as a classic food on the senior table. In fact, it is not clear what nutritional value these foods have. From the point of view of professional doctors, the nutritional value of these foods is not too high, even worse than some ordinary fish. It will only be regarded as a symbol of status and status, a precious seafood. Hard-won. There is no special nutritional value, and from the perspective of ecological protection, we should not eat shark fin. The nutritional value is not high and the cholesterol content exceeds the standard. Shark fin is not an irreplaceable food. We can learn more about nutrition to help us consume more rationally.