Pure cod refers to cod, which is divided into Atlantic cod, Greenland COD and Pacific cod. There are more than 50 species of COD, most of which are distributed in the continental shelf of the northern Atlantic Ocean. Important fish species include haddock, blue cod, green cod, tooth-cod, Norwegian long arm COD and Pollock. Cod is one of the fish with the largest annual catch in the world. It has important edible and economic value.
Nutrients cod meat tastes sweet and nutritious. The protein in meat is higher than that of salmon, pomfret, shad and hairtail, while the fat in meat is only 0.5% as that of shark, which is 17 times lower than that of salmon and 7 times lower than that of hairtail; The liver has high oil content. In addition to all DHA and DPA of ordinary fish oil, it also contains essential vitamins A, D, e and other vitamins. The proportion of these nutrients in cod liver oil is the best proportion for the daily needs of the human body. Therefore, the Nordic people call it the "nutritionist" on the table.
Efficacy description of COD:
1. Enhance body immunity. Cod can supplement the human body with a variety of nutrients necessary for human metabolism. It contains a large amount of high-quality protein and some vitamin A and vitamin D. in addition, trace elements such as calcium, selenium and magnesium are also the most important existence in cod. After the human body absorbs these nutrients, it can promote body metabolism and improve body function.
2. Protection of cardiovascular cod contains a large amount of trace element magnesium. After entering the human body, this substance can soften blood vessels, accelerate blood circulation, reduce excessive blood pressure, improve human myocardial function, and prevent heart disease, myocardial ischemia, coronary heart disease and other common diseases.
3. Regulating blood sugar cod consumption taboo.
1). Patients with hemorrhagic diseases such as thrombocytopenia, hemophilia and vitamin K deficiency should eat less or not eat cod, because the eicosapentaenoic acid (EPA) contained in COD can inhibit platelet aggregation, so as to aggravate the bleeding symptoms of patients with hemorrhagic diseases.
2). Patients with liver cirrhosis and tuberculosis should avoid cod when taking medicine.
3). Cod belongs to sea fish. People with seafood allergy should eat with caution.
What are the nutritional values of COD?
Cod has a very high protein content and a very low-fat content of less than 0.5%, almost equal to shark meat. More importantly, cod's liver contains up to 45% oil and contains a, D and e vitamins. In Portugal, there is a "cod Culture Festival" every year, and restaurants specializing in COD can be seen everywhere in the city.
It is said that there are at least 365 cooking methods of COD, the most famous of which is "steamed cod". The method is to put potatoes (potatoes) and onion slices on COD, then put them into a steamer to steam, and finally decorate them with boiled eggs and black olives. In addition to steaming, baked cod, garlic COD and corn nut COD are also commonly eaten by Portuguese. As for the pickled dried cod, it is the favorite of Portuguese families. The dried cod can be mixed in the mashed potato and mixed into a salad. It can also be eaten directly. It is salty and hard, but it is the traditional food of the Portuguese. Cod has low fat, high protein and few spines. It is a nutritious food suitable for all ages. Cod has the advantages of high nutrition, low cholesterol and easy absorption by human body. Cod fat contains globulin, albumin and phosphorus nuclear protein, as well as various amino acids necessary for children's development. Its ratio is very close to children's needs, and it is easy to be digested and absorbed by people. It also contains unsaturated fatty acids, calcium, phosphorus, iron, B vitamins, etc.