Tuna belongs to the mackerel family. This fish is very tasty, moreover, it has a positive effect on the human body. Tuna is also called "sea veal". In canned form, it is not inferior to fresh product.
Tuna is a unique product that combines the nutritional qualities of meat and the beneficial properties of fish. It contains: vitamins A, D, E, B vitamins, iron, zinc, copper, iodine, selenium, manganese, phosphorus, magnesium, potassium, calcium, a large amount of polyunsaturated fatty acids, essential amino acids. B vitamins and amino acids allow the nervous system to function normally. Protein components are a natural building material for muscles, which is why tuna is included in the diet of bodybuilders. American nutritionists recommend that researchers and students regularly consume meals from this fish to improve mental alertness.
By the content of proteins, hemoglobin, tuna meat is not inferior to steamed veal.
It was found that regular use of tuna has a positive effect on the immune system, on the organs of vision, normalizes blood pressure, blood sugar levels, restores the mucous membranes of organs, reduces pain in joint inflammation, reduces the effect of allergens, normalizes cholesterol levels, and prevents the development of oncological diseases. The inclusion of tuna in the diet promotes the processes of rejuvenation of the body, in particular, improves the condition of the skin. As a result, the blood supply to the cells improves, wrinkles are smoothed, and the skin is moisturized.
If you consume only 30 g of tuna per day, the risk of developing diseases of the cardiovascular system will decrease by 2 times.
The calorie content of fresh tuna is 139 kcal / 100 g. Nutritional value of the product: proteins - 24 g, fats - 4 g, carbohydrates - 0 g. Canned tuna in oil has a higher calorie content - 232 kcal. Nutritional value of the product: proteins - 22 g, fats - 15 g, carbohydrates - 0 g. In the course of such processing, tuna loses a significant part of its useful properties.
Due to its composition and rather low calorie content, this fish is included in various weight loss diets. Nutritionists have developed a variety of weight loss foods that include fresh and canned tuna. People who are watching their weight are advised to buy fresh fish or canned fish in their own juice, without oil and spices.
Tuna goes well with vegetables (cucumbers, tomatoes, bell peppers), lettuce, onions, green peas, corn, celery, basil and pine nuts. Diet salad with canned fish is recommended to be seasoned with lemon juice and a little olive oil. Long-term cooking is not required for tuna, you need to fry it no longer than 1 minute on each side, you can do it without adding oil, with a little water. The meat inside the slice will be a little damp, as it should.
Tuna should not be consumed by pregnant women and children, as the mercury content in fish, especially large fish, may be exceeded.
You can not eat it with individual intolerance, renal failure. Tuna can cause an allergic reaction in the body.
