Sunday, July 14, 2013

Too white wheaten food must not be eaten

Too white wheaten food must not be eaten
Lead languages: Ministry of Public Health releases the announcement, plans to forbid using " brightening agent of flour " formally since December of 2011 . Have used the flour brightening agent for more than 20 years to become history at the end of next year in China. In this year when will take brightening agent of flour, the expert proposes, consumers don't pursue flour and wheaten food " white " blindly ,Too white wheaten food don't be eaten, normal flour has some a a little yellow one.
Ripe after brightening agent accelerates the powder of wheat
Brightening agent of flour, its effective composition crosses and oxidizes benzene formyl (BPO) ,Scientific name shout, dilute oxidize benzene formyl. At the end of the eighties of last century, when our country introduced, the main purpose was to used for bleaching the flour, let the wheaten food appearance be a little more goodlooking.
To retailer, brighten nowadays, flour brightening agent most important function to accelerate wheat familiar with behind the powder. The wheat powder viscidity rubed newly is great, lacking flexibility and toughness is difficult to use and cook the millet cake, used for, produce steamed bun and bread food will present color of the leather to be dark getting up piece, easy to collapse, shrink, and organize the irregularity, but the wheat powder is after preservation of some time, these be will can improved shortcoming,this kind phenomenon called powder of wheat "behind familiar with " . Takes 3~4 weeks skillfully after the nature, but flour brightening agent, can shorten the ripe cycle of melting of the powder of wheat greatly, can be familiar with after finishing in a few days. In this way, the white degree of the powder of wheat not only will increase, but also the wheat powder accords with and produces the surface products (steamed bun, bread,etc.) Technological requirement, has and reduced the risk of going mouldy brought because the powder of wheat is stored for a long time greatly.
It is reported, brightening agent has not basically influenced the content of vitamin in the flour, but if add brightening agent of high dosage, will cause nicotinic acid, folic acid and a large number of losses of vitamin A in the flour.
Take precautions against that add and hang white one illegally
After next December, it had already become the final conclusion that brightening agent of flour stepped into history. The flour brightening agent era after but what the expert worried about is, " " ,If does not allow legal limit to use brightening agent of any flour, may cause some small enterprises in order to improve the sales volume of flour, add, hang white piece (produce formaldehyde decompose, eat, will appear headache, have a liking for sleep, the intersection of eyesight and the intersection of person who drop and symptom for a long time) illegally , illegal garniture such as the lime powder bleach the flour, cause greater hidden danger instead.
Nutritionist of Guangdong Province institute of traditional Chinese medicine Xu Xin builds the introduction, during a very long time, people are not qcquainted with brightening agent of flour, ask white simply when buying the surface, it is the better that the flour is the whiter the thinner. She reminds citizens, don't pursue " bright and fair and clear " of the flour or wheaten food blindly , " as white as porcelain" ,Own strip of flour is a little yellow. Good a little yellowing of color and luster of flour; There is perfume of the wheat embryo; The mouthfeel is flexible, muscle one, chewing heads.

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