This is a monograph in German on the rôle of a specific diet composed of coarse whole grain bread and an abundance of fruits and vegetables. The purpose is to provide a great deal of roughage to promote peristalsis, to eliminate constipation, and to provide an abundance of energy, vitamins and mineral elements. It is a meatless, vegetarian and fruitarian diet which, according to the author's experience, is helpful in stomach and intestinal ulcers, fevers, typhoid, tuberculosis, heart diseases, arteriosclerosis and hypertension, joint diseases, skin diseases, pancreatic disturbances, kidney disturbances, migraine and nervous conditions, and all diseases associated with constipation. The word "schlacke" means slag, or offal. Since Dr. Salomon's diet is abundant in celluloses, he names his diet "a slag diet." What he really means, apparently, is a diet abundant in roughage. A "schlacken" diet, the author holds, can be made salt free or very poor in salt when