Living diet guide

Misunderstanding 1: Fruits must have better nutrition than vegetables

　　 In fact, the nutritional value of most fruits is not as good as that of everyday vegetables.

　　 Misunderstanding 2: Lean meat does not contain a lot of fat

　　 Generally speaking, the fat content of lean pork is the highest among all kinds of meat, reaching 25%-30%, while rabbit meat is the lowest, only 0.5%-2%. The fat content of chicken (without skin) is also relatively low. The fat content of beef is generally less than 10%, but if it is fat beef, even the tenderloin is covered with fine fat spots, and the fat content even exceeds that of pork.

　　 Misunderstanding three, eating more vegetable oil is good for longevity

Crowd surveys and experiments have shown that people with high animal fat intake have a higher incidence of cardiovascular disease, and people with high vegetable oil intake have a lower incidence of cardiovascular disease. But strangely, the life span of the two types of people is There is no big difference. After investigation, the reason is that people with high intake of vegetable oil have a higher incidence of cancer. If you eat more vegetable oils, it is best to supplement the intake of antioxidants such as vitamin E.

　　 Misunderstanding 4. High-quality protein is in the meat of chicken, duck and fish

　　The protein in animal foods is indeed of high quality, but cheap beans and oil seeds such as peanuts and sunflower seeds are also rich in protein.

　　 Misunderstanding 5. The purer the drinking water, the better

　　 In fact, many of the elements that people need in the body are partly obtained from drinking water. Mineral water containing certain trace elements or compounds can even be effective for certain diseases. Distilled water itself contains almost no solutes and can dissolve some substances in the human body. It is good for people who are poisoned by some metal elements. However, normal people may cause a lack of certain minerals if they drink it frequently.

　　 Misunderstanding 6. Foods that are not salty do not contain salt

　　Salt is sodium chloride, but besides that, sodium has various compound forms. Because the blood contains a large amount of sodium ions, animal foods contain more sodium without exception. In addition, processed foods also contain a lot of sodium. So even if you eat foods that are not salty, you can still get a lot of sodium.

　　 Misunderstanding 7. Foods containing a variety of amino acids are all high-grade nutritional products

　　 There is no mystery about the amino acid itself, it is just the building block of protein. Food contains protein and naturally contains amino acids. Cheap corn and potatoes still contain a variety of amino acids. Since healthy people have the ability to digest protein, they can obtain amino acids from ordinary foods, and there is no need to drink expensive amino acid nutrient solutions.

　　 Misunderstanding 8. Pure natural foods must be harmless to the human body

　　 Food chemical analysis also found that many pure natural foods contain harmful substances. For example, there are hemolytic substances in green beans, toxins in sprouted potatoes, and certain fish contain amines and other substances that may cause poisoning, etc. If these foods are handled improperly, they will be dangerous.

　　Misunderstanding 9. Food with additives must be harmful

　　 Compared with cigarettes and alcohol, food additives do little harm to healthy adults. As long as they comply with the relevant national limit regulations, the additives that are now allowed to be used are quite safe, and in general the advantages outweigh the disadvantages.

　　 Misunderstanding Ten, foreign fast food is rich in nutrition

　　 Nutritionists believe that foreign fast food is high in calories, high in fat, lack of green vegetables, insufficient dietary fiber, and unbalanced nutrition. Other quality fast foods also have similar problems. Regular consumption is bound to bring about the consequences of malnutrition.