This is not going to happen. \x0d\ Whole wheat bread is characterized by being made of all wheat instead of ordinary flour. Compared with ordinary bread, there is more wheat bran, most of which is cellulose, and contains some minerals and vitamins, especially B vitamins. The human body not only does not absorb fiber, but also has a low glycemic index, which can also increase satiety. If you are losing weight, you should choose bread marked "100% whole wheat". But avoid words like "wheat flour", because the fiber content in wheat flour is not as high as that in whole wheat. \x0d\ Whole wheat bread refers to bread made of whole wheat flour without bran and wheat germ removed, which is different from ordinary bread made of refined flour (that is, flour ground after wheat grains are stripped of bran and nutritious subcutaneous colored parts). \x0d\ Whole wheat bread is characterized by brownish color, many small grains of wheat bran can be seen by naked eyes, and its texture is rough, but it has aroma. Because its nutritional value is higher than that of white bread, and it is rich in crude fiber, vitamin E, zinc, potassium and other minerals, it is very popular abroad, and it is rich in B vitamins, so microorganisms especially like it, so it is more prone to mildew than ordinary bread.