The benefits of eating marine fish often, there are many fish in the world, many of which are very strange or even unheard of. At present, there are about 8,600 known species of freshwater fish, and there are 1 1,000 species in China, and the nutritional value of fish is very high. The benefits of eating marine fish often are shared below.

The Benefits of Eating Marine Fish Often 1 Prevention of Depression

It is found that fish contains a special fatty acid, which can help relieve mental stress and balance emotions.

Prevention of asthma

As the old saying goes, fish makes a fire and meat produces phlegm, so many people think that eating fish can cause asthma. Therefore, many respiratory diseases are afraid to eat fish. In fact, eating more fish will not only do no harm to asthma patients, but also help to reduce the incidence of their diseases.

Prevention of senile dementia

DHA in marine fish is an essential nutrient to maintain the vitality of brain cells, which can help improve the information transmission of nerves. It is very helpful to improve memory and enhance reaction ability, so eating more marine fish can help prevent Alzheimer's disease.

Prevention of old stroke

Protein and sulfur amino acids in marine fish can affect the regulation mechanism of blood pressure and promote the excretion of urine sodium. Therefore, it can also reduce the incidence of old stroke. At the same time, it is found that fish fat in marine fish is rich in unsaturated fatty acids, which can soften blood vessels and reduce cholesterol. It is of great help to protect the whole cardiovascular and cerebrovascular diseases.

Beauty anti-aging

Marine fish is rich in holmium, selenium, calcium, especially nucleic acid, which can help delay aging.

Cancer prevention

Fish fat in marine fish is rich in fatty acids, which can inhibit the spread of tumor cells.

Benefits of eating marine fish often 2 Eating marine fish often is good for your health. Marine fish contains a lot of high-level unsaturated fatty acids, which can reduce the cholesterol content in your blood. According to the census data, the people with the lowest prevalence of coronary heart disease are the first to promote the residents in coastal fishing areas, which is undoubtedly related to their long-term eating of fish.

Fish oil can also be decomposed into a variety of chemicals by enzymes in the human body, which can play an analgesic, anti-inflammatory, antihypertensive and anticoagulant role in the human body. However, only sardines, mackerel, salmon, herring, mackerel, salmon and tuna that live in cold seawater contain this cholesterol-lowering fish oil.

The benefits of eating marine fish:

1, can supplement rich iodine for the body, because the amount of iodine in marine fish is very rich, and the iodine supplemented by eating marine fish can synthesize thyroxine well, which is very important for promoting the metabolism of nutrients in the body.

2. It can supplement the body with fatty acids such as EPA and DHA. These two substances have obvious effects in preventing atherosclerosis, and eating marine fish properly can also prevent chronic metabolic diseases such as angina pectoris, myocardial infarction, hypertension and fatty liver.

What is the nutritional value of marine fish?

The nutritional value of marine fish is not low, which mainly contains high-quality protein, water, carbohydrates, unsaturated fatty acids and cholesterol. It is rich in vitamins, mainly including vitamin A, vitamin E folic acid, thiamine, nicotinic acid and so on. In addition, it also contains calcium, iron, zinc, potassium, selenium, magnesium, phosphorus, manganese, copper, sodium and other mineral elements.

Marine fish is rich in minerals, and the iodine content in100g of marine fish is generally 0.02mg.. In addition, every100g of marine fish contains 3 10/0mg of phosphorus, 35mg of calcium, 300mg of potassium, 90mg of sodium, 200mg of sulfur and 0/20mg of chlorine.

The content of vitamins in marine fish is also quite high.100g of marine fish generally contains vitamin A 0.15mg, vitamin B/kloc-0.15mg, vitamin B 20.20mg and niacin 3.30mg.. Especially, roe is rich in vitamin B1(1.5mg100g) and vitamin B2 (0.5-2mg/100g), which is a kind of health food with high nutritional value.

Benefits of eating marine fish regularly 3. Nutritional value and efficacy of marine fish

Yellow fin snapper

Yellow-finned snapper, scientific name sparuslatus, (commonly known as Chaoshan) glue spicy fish, also known as yellow-winged fish, yellow-footed fish, red-winged fish and yellow-winged fish. It belongs to marine fish.

nutritive value

Yellow fin snapper is an excellent fish, and its meat is tender, suitable for fresh food and salt. Yellow-finned snapper is a medium-sized edible fish with high economic value. It is a best-selling aquatic product in the mainland, Hong Kong and Taiwan markets, and has become an important mariculture object in the coastal areas of China.

China 1980 was successfully propagated artificially, and it can be produced in batches, which will further promote the breeding scale of yellow fin snapper. In the muscle of Sparus yellowfin, the mass fraction of each component in fish muscle is crude protein 2 1. 10%, crude fat 1.3 1%, crude ash 1.50%, and water content 74.40%.

The total amount of hydrolyzed amino acids in dry matter is 76.38%, of which essential amino acids are 32.46%, accounting for 42.5% of the total amount of amino acids; Flavoring amino acid w32.5 1%, accounting for 42.56% of the total amino acids. Methionine is the first limiting amino acid, and the content of lysine (per gram of nitrogen) is the highest, reaching 494mg*g- 1.

Taurine content is 3040mg/kg. Yellow fin snapper is a delicious food with high protein and low fat.

Efficacy of promoting lactation, invigorating spleen and regulating stomach.

Suitable for diseases such as damp-heat accumulating in the spleen, cold-dampness trapping in the spleen, damp-heat in the large intestine, phlegm-dampness blocking the lung, and dyspepsia.

Appropriate symptoms are postpartum milk separation, hematuria with dysuria, spleen and stomach weakness, liver qi invading spleen, spleen and stomach deficiency and cold.

grouper

Economic function

Epinephelus belongs to Pinnaceae and Epinephelus, which is a rare fish in warm water offshore bottom. The meat is delicious, tender and nutritious, and it is highly praised by people. Live fish is transported and sold in Hong Kong and Macao markets, and is regarded as a first-class delicacy, which is in short supply. It is expensive and has high economic value.

nutritive value

The protein content of grouper is high, but the fat content is low. Besides amino acids necessary for human metabolism, it is also rich in various inorganic salts, iron, calcium, phosphorus and vitamins.

The nutritional components of fish skin colloid play an important role in enhancing the complete growth of epithelial tissue and promoting the synthesis of collagen cells, and are called fish for beauty and skin care. Is especially suitable for women to eat after delivery.

Grouper has high nutritional value, and is rich in protein, vitamin A, vitamin D, calcium, phosphorus, potassium and other nutrients. It is a high-quality edible fish with low fat and high protein, and has been promoted as one of the four fish in China by Hong Kong and Macao.

therapeutic value

Grouper has the medicinal value of invigorating spleen and benefiting qi.

Because grouper often preys on fish, shrimp and crab, it will ingest astaxanthin rich in shrimp and crab at the same time. For human beings, grouper has become a food containing astaxanthin.

Astaxanthin (astaxanthin in English, also called astaxanthin in Japan, Hong Kong and Macao) is a super-strong natural extracellular antioxidant first isolated from lobster in 1938. It is also the only antioxidant that can delay the aging of organs and tissues.

Epinephelus also contains astaxanthin. The jelly of Epinephelus is called dimethyl sulfone (MSM), which is an important nutrient to enhance the complete growth of epithelial tissue and promote the synthesis of collagen cells.

And "collagen" is high in fat and easily oxidized, so it should be used with antioxidants to achieve the effect of beauty and skin care. Because the grouper has both dimethyl sulfone (MSM) and astaxanthin, it has the title of "fish for beauty and skin care".