Kilo Off Weight Loss Glucomannan Konjac Guarana & Java Tea Extracts Kilo off will help to burn fat, drain water & toxins. Konjac is a safe & effective super fibre that controls appetite & blood sugar levels. Fermentable sugar made from the root of the Konjac plant; has been used for centuries in Japanese cooking as a thickening agent. Nicknamed “the broom of the intestines” gives a good idea of how it works. Expulsion via the naturel route is said to help with a host of medical woes linked with dieting.