In 2003, Michael Schwartz, a famous endocrinologist in University of Washington in America, did a research and found out that hamburgers, French fries and so American short order change the hormone in human body. American fast food make people easily, especially teenager and children be addictive and make them difficult to control food intake. The reason is that the hormone dominates people bite and sup deed. This is why children want to have these fast food second time after they have them once? Because western fast food has the character of addition, so in Europe, many parents forbid their children eating western fast food and drink coke. However, for recent ten years, the number of obesity is four times as before. We can make conclusion that eating those food normally will cause diet construction unbalance.
Hydrogenated oil lead to chronic diseases
East worlds and west worlds exists huge discrepancy. And this makes Chinese citizens understand Tran's fatty acid far behind western. Some consumers even don't know that food exist dietary Tran fatty acids. But along with the fast food overflow, national dietary Tran fatty acid will be more and more.
Fast food makes its food with Hydrogenated oil. Namely the vegetable oil adds hydrogen and output secondary of hydrogen oil. 38 percent of Tran fatty acid is included in this kind oil. And this is a kind of oil that nature does not exist this fatty acids. Or we can say it is produced by human. But long-term eating this Trans fats acid can lead to chronic diseases, such as diabetes and coronary heart disease happening.
Contains high carcinogen
On April 24, 2002, Swedish national food administration published a conclusion of a study: a large quantity of acryl amide is included in hamburgers, French fries, fried chicken and so other foods. And this kind of substance will result in genetic mutations, pivot nervous system and peripheral nervous system injure and optimum or cancer.
Food and drug administration in America declared 750 kinds results of food inspection. From this announcement, we can sure that French fries, fired chips, popcorn flower and cookies contained highest propionyl. A study from Japan also demonstrated that, from potato films can be tested high concentrations of acrylamide. It can be confirmed once again from Britain, France, the United States.
Three-high, three low, nutrient unbalance
Due to the fast food having the characteristics of "three-high" and "three low", namely "high quantity of heat, high adipose, high protein" and "low mineral, low vitamin, low dietary fiber", accordingly, international nutrition educational circles called it "junk food".
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