What is useful fish for humans?
Fish is a favorite product of many people. In addition, it is very useful, so it should be consumed as often as possible. The product is rich in a variety of vitamins and minerals necessary for normal human development. What is useful fish, described in the article.
What is useful fish? It is considered an easily digestible product that does not create heaviness in the stomach. He will have a good and easy feeling. For older people and children, this food will be indispensable, since it is absorbed in 2-3 hours. If you compare with other products, for example, it takes about 6 hours to digest meat.
The energy value of fish is higher than meat. Some of its representatives are 20% composed of protein, a protein containing 17 amino acids necessary for the body. What else is useful fish? It is enriched with fish fats. For example, it includes omega-3, which have many positive properties: improvement of the arteries, protection against the appearance of blood clots, due to which a heart attack or stroke can occur.
In addition, what is useful fish for humans? The product is necessary for people who have high blood pressure. The omega-3 component is essential for normal brain and eye function. With it, inflammation in the human body is prevented, cholesterol in the blood is reduced.
What is contained?
Fish contains vitamins A, D, G, B. The product is low-fat, medium fat, and fatty. For example, carp and goby belong to the first group, and salmon and saury - to the third. The more fat is contained, the more vitamins enter the body.
In addition to vitamins, the product is enriched with valuable minerals. These include calcium, magnesium, which are required for a healthy-looking hair and nails. Phosphorus is required to participate in energy metabolism. Minerals include fluorine, copper, zinc and potassium.
A huge benefit of marine fish is the high content of iodine, which is required for normal thyroid gland. This component is also found in caviar, so it is used in diet and anemia.
The most useful fish - sea. The river product contains less valuable omega-3 fatty acids. But it includes the necessary, easily digestible protein that everyone needs.Therefore, river dwellers are recommended for diets, as they are suitable even for those who are struggling with overweight.
Choosing a quality product
Taste and benefits are determined by the variety and habitat of the fish, spawning period and storage conditions. It is advisable to buy it in specialized stores, where sellers advise on a certain type of sea or river dweller.
It is dangerous to acquire products on the market, as the quality control is lower there, and the honesty of the sellers is different. The main reason for the damage of such goods is considered to be repeated freezing. It is advisable to choose live or chilled fish, but ice cream “in the glaze” will also be suitable when the product is covered with a light crust of ice.
The following rules will help you choose high-quality and fresh products:
- It is necessary to pay attention to the gills: for fresh products they are scarlet or burgundy, but not gray or black.
- Fresh sea and river inhabitants do not have a muddy look.
- The flesh should be firm and firm, without blue and purple spots. When pressed, it is important that she returns her form. The meat of the red varieties of marine life should not be with a yellowish tinge, and the white type - grayish.These signs indicate multiple frosts.
It is believed that the most useful fish is expensive, but it is not. Inhabitants that feed on zooplankton are absorbed by the body easier compared to rare and valuable predators. What is the most useful fish for a person, described in the article.
What fish is good for man? There is no unequivocal answer to this question, since many inhabitants are of value to human health. Of the salmon, trout and salmon are considered the most useful. They slow down the aging process of the body, serve as a prevention of diseases of the heart and blood vessels. If you consider cod, it is preferable to choose cod, pollock, hake, haddock. These are dietary foods that are especially beneficial for pregnant women.
What kind of sea fish is useful? She also carries herring and sardines. These foods are considered nutritious (33% fat). A pike is a diet, because it contains 3% fat. Carp and crucian carp are considered beneficial because they strengthen the musculoskeletal system and have a positive effect on the health of the skin and mucous membranes.
Therefore, it is impossible to say for sure which is the most useful fish for humans. It should be chosen at will. The safest method of cooking is grilling, as well as baking and stewing. It is necessary to consume the product 2-3 times a week, alternating between river and marine species.
It should be borne in mind that sea and river inhabitants also have a negative impact. Only those organisms that have grown in natural water bodies not polluted with industrial waste are useful. The fish can live in unhealthy water, it absorbs all the poisons. The harm is as follows:
- Salts of heavy metals were often found in tuna and salmon meat. It includes lead, cadmium, arsenic, strontium. These components are dangerous to humans.
- In the adult individual contains a lot of poisons. On packages in stores usually do not indicate the age of seafood.
- Rarely in any fish farm products really high quality. The weight is increased by biochemical additives. For sale are used and sick individuals.
What consequences does a person expect when eating sick fish? The negative sides are as follows:
- Salts of heavy metals adversely affect the kidneys, adrenal glands, ovaries.
- If the individuals are highly infected, they can affect the development of oncology and infertility in men.
- Because of old fish, the blood composition deteriorates, metabolism and hormonal system are disturbed.
- The consequences include irritation of the stomach, dysbacteriosis, diarrhea.
In frozen form, it is almost impossible to recognize that the fish is sick. But be sure to look at the expiration date. You also need to pay attention to the belly: it should be light. You should not take products with yellowness. It is advisable to purchase a peeled fish. Many harmful components are found in the intestines. And during storage, the poisons enter the meat.