How to buy good quality squid 1? Fresh squid has a complete shape, pink luster, slightly frosted body surface, translucent meat and no red back.
2. The fish head is closely connected with the fish body and is not easy to break.
3, high-quality squid meat will not be too thick, and it will not be too tough under the light.
4. Press the membrane on the fish, which is firm and elastic.
5. The size of high-quality squid will not be too big or too small, and the size of a palm is just right.
6, dried squid should be soft but not hard, complete and solid, full of meat, slightly red, no mildew.
Why do squid turn yellow when bought? It may be that the antistaling agent is used improperly during transportation, which makes squid fat oxidized. All imported squid use preservatives, even if they are frozen. If it is fat oxidation, it will not affect eating.
In addition, see if the squid smells bad. If it smells, don't eat it.
But for personal health, it is recommended not to use it as much as possible.
Squid is rich in taurine with nutritional value and high cholesterol content, but it also contains a substance-taurine, which can inhibit the accumulation of cholesterol in blood. As long as the ratio of taurine to cholesterol in food is above 2, the cholesterol in blood will not increase.
It can also effectively regulate blood sugar, play a role in lowering blood sugar, promote insulin secretion, and promote liver detoxification, which is very effective in preventing diabetes. Moreover, squid can inhibit platelet aggregation and is very effective in preventing and treating hypertension.
The fat of highly unsaturated fatty acid squid contains a large amount of highly unsaturated fatty acids such as EPA and DHA, and a large amount of taurine contained in meat can effectively reduce the cholesterol accumulated in the blood vessel wall, which is quite effective in preventing arteriosclerosis and gallstones. At the same time, it can supplement brain power and prevent Alzheimer's disease.
Rich in calcium, phosphorus and iron, it is beneficial to bone development and hematopoiesis, and can effectively treat anemia; Rich in phosphorus, it can form bones and teeth, promote growth and repair body tissues and organs, supply energy and vitality, and participate in regulating acid-base balance.
Regulating Endocrine Squid has the function of regulating endocrine, and it also has a certain effect on preventing anemia, because it is rich in trace elements, which can promote the growth and development of bones, enhance the body's immunity, strengthen the heart and fight arrhythmia.
Squid for eyesight protection is rich in protein and amino acids, which can quickly replenish physical strength and relieve fatigue. Moreover, squid can also protect eyes and restore vision. Together they can effectively treat eye fatigue, dryness and soreness.
Anti-virus and anti-radiation squid contains polypeptide and selenium, which has anti-virus and anti-radiation effects.