Sauerkraut is one of the oldest forms of preserved food. In fact, the vegetable’s diverse qualities appear to be more relevant now, than ever. One of the main reasons for the resurgence in sauerkraut’s popularity is that it is low in calories, contains virtually no fat, and can satiate hunger in a flash. Other factors include its ability to stimulate digestion and remove undigested food from the gut. Sebastian Kneipp, the 19th century Bavarian priest and co-founder of naturopathic medicine, called sauerkraut: “The broom that cleans the intestines”.