Take another example -- flour. It used to be stone ground, which gives daidaihua slimming capsule brown, whole grain flour with bran. If you wanted whiter flour, it had to be hand processed in fine hair sieves to remove the bran - white flour was for the rich. Then roller milling was invented. For about 150 years, roller milling has given us consistent, fine white flour at low cost. It does this by nipping off the wheat germ along with the bran which colors the flour brown. Almost incidentally, the parts removed contain nearly all of the protein, minerals and vitamins in the grain. At least, the old way, white flour had the wheatgerm! The result for modern white bread eaters is lida daidaihua malnutrition, and this was soon spotted in the poor by nutritionists even 140 years ago, as the poor turned en masse to the white bread that was traditionally the luxury of the rich. Bran and wheatgerm, by the way, are sold on as expensive and valuable food supplements.