Do you like to eat fish?
Fish is a frequent customer in the kitchen, but also common, meat is indispensable on the table of every household, relatively other meat has high nutritional value, low fat content, suitable for all ages.
Although fish has many nutrients, it does not mean that all fish can be eaten, and some fish contain a large amount of formaldehyde and heavy metal intake, which will increase the metabolic burden of the kidneys and lead to physical lesions.
01
The nutritional value of fish
Fish meat is rich in folic acid, vitamins and various minerals, from a health point of view has nourishment, spleen, water, swelling, lactation, heat and detoxification effect, especially for a variety of edema and edema, jaundice, milk tonification are effective, so often eat fish, but also nourish the liver and blood, moisturize the skin.
Fish contains magnesium needed by the human body, has a certain protective effect on the cardiovascular system, can effectively prevent myocardial infarction, hypertension and other cardiovascular diseases, the protein in fish is more obvious, the protein of fish is different from other meat, it is easier to be absorbed by the body, and it is also a good source of protein.
Regular eating of fish can also achieve the role of health preservation, nourish the liver and kidneys and protect the stomach, so the nutritional value of fish is very good, more suitable for people of all ages.
02
Please stop eating these 4 kinds of fish, or contain formaldehyde and heavy metals, and you may wish to transfer them to your family
eel
Have you ever seen an eel? This is a special kind of fish, the surface is very smooth, and the surface is the same as the loach, but the nutritional value of eel is relatively high, so it is loved by people. However, doctors do not recommend eating eel often, because its growth environment is harsh, heavy metals affect eating too much, affecting the health of internal organs.
Fishy fish
When buying fish, you must carefully smell the smell of fish, under normal circumstances, there is rarely a fishy smell on the surface, if accompanied by obvious peculiar smell, and even accompanied by the smell of chemical residues, mostly because of poor fish growth environment, odorous fish, containing a large amount of heavy metals, not suitable for human intake, eating too much can easily lead to liver damage.
Heavier fish
Relatives and friends who come to the family usually buy a big fish to entertain, although the big fish has a lot of meat, but it does not mean that the taste must be good, because the volume is too large, too many hormones in the body, formaldehyde heavy metals are easy to exceed the standard, because of the hormone-oriented effect, ask the body type is relatively fast, eating more will also cause impact and burden on the body, increase visceral pressure, so buy fish to buy fresh small fish, do not buy heavy fish.
Deformed fish
In the seafood market often see deformed fish, but fish stall owners always sell to consumers at the lowest price, many people can not resist the temptation of price, these fish is better not greedy for cheap, because it may be genetic mutation, it may also be a tumor in the body, and it is more likely to be caused by acquired factors, such as pesticide pollution, so eating is more likely to damage health, and even get sick.
03
Does eating fish really make people smarter?
In fact, there is a scientific basis for eating more fish to become smart, fish meat is rich in DNA and other substances, in the human brain and nerves to protect the retina, in the infant development stage and help children's brain development, promote the development of the optic nervous system.
Young children have no way to supplement or create cells and DNA and other substances, mainly from breast milk, so children should drink milk when they are older, after quitting milk powder, you can eat fish appropriately, supplement the DHA needed by the body to promote brain development, whether it is the elderly or children, usually eat more fish is good, but to choose fresh and harmless.