The Cabbage soup is quite effective for people who are really willing to reduce their weight in a quick span of time. With the help of the cabbage soup one can easily decrease at least 10-15 pounds in a very short period of seven days. The cabbage soup is not a new method of reducing weight. It is used by people since long time. There are several interesting theories about the origin of cabbage soup made by different people. Some say that doctors have invented the cabbage soup and some others say that it was first prepared in a reputed hospital.