1. The nutritional value of yellow croaker is 1. Yellow croaker (also known as yellow croaker) is rich in protein, trace elements and vitamins, which has a good nourishing effect on human body. For the weak and middle-aged and elderly people, eating yellow croaker will receive a good therapeutic effect; 2. Yellow croaker is rich in trace element selenium, which can remove free radicals produced by human metabolism, delay aging and prevent and treat various cancers. Second, the therapeutic efficacy of yellow croaker 1. Yellow croaker has the effects of invigorating spleen, stimulating appetite, invigorating qi, nourishing essence, strengthening yang, improving eyesight, tranquilizing mind and so on. It can be used for asthenia, impotence, premature ejaculation, qi deficiency, sallow complexion, lethargy, and chronic illness. 2. Eating more yellow croaker is easy to produce phlegm and help poison, and sores help heat, so people who are full of phlegm and heat and prone to sores should not eat more. Third, the therapeutic effect of large yellow croaker 1. Pseudosciaena crocea is sweet and salty, flat in nature and enters the liver and kidney; 2. Chinese medicine believes that croaker has the effects of regulating stomach to stop bleeding, tonifying kidney and deficiency, invigorating spleen to stimulate appetite, calming nerves to stop dysentery, benefiting qi and replenishing essence; 3. It has good curative effect on anemia, insomnia, dizziness, loss of appetite and postpartum weakness of women. Fourth, supplementary information 1, the surface of high-quality yellow croaker is golden yellow and shiny, and the scales are complete and not easy to fall off; The meat is firm and elastic; The eyeball is full and protruding, and the cornea is transparent; The color of fish gills is bright red or purple, which is no different from fishy smell or fishy smell, and the gills are clear. 2. Difference between Pseudosciaena crocea and Pseudosciaena crocea: The appearance and meat quality of Pseudosciaena crocea are very similar to those of Pseudosciaena crocea. But the head of large yellow croaker is bigger than that of small yellow croaker, with large scales and small mouth. The tail handle of large yellow croaker is long and narrow, with few thorns, thick and solid meat, and it is easy to leave the thorns. The length of the tail handle is more than 3 times the height of the tail handle; The second fin spine of gluteal fin is equal to or larger than the eye diameter, with small scales and dense tissue, and there are 8 ~ 9 scales between dorsal fin and lateral line; Big head, slanting mouth, big head and big eyes. However, small yellow croaker has high back, large scales, short tail handle, upturned mouth width and small eyes. 5. Pseudosciaena crocea is suitable for people: the general population can eat it. 1, especially for anemia, insomnia, dizziness, loss of appetite and postpartum weakness of women; 2, yellow croaker is hair, people with asthma and allergies should use it with caution. 6. The food of Pseudosciaena crocea is similar: Pseudosciaena crocea cannot be eaten with Schizonepeta; Avoid drinking tea before and after eating fish; Not suitable for eating with buckwheat.