The difference between wholemeal flour and white flour is that the whole grain is used when grinding whole-grain grains, with bran and germs and all. With white flour it is first removed, because then it tastes better. It is then simply made from white flour or from a mixture of white and wholemeal flour. The difference between wholemeal flour and white flour is that the whole grain is used when grinding whole-grain grains, with bran and germs and all. With white flour it is first removed, because then it tastes better.