Specifications Konjac Powder KOSHER HALAI ISO HACCP Certificate reasonable price high quality no pollution Konjac gum, also termed as or Konjac glucomannan, is a kind of dietary fiber which is based on konjac flour being obtained from the tuber of Amorphophallus konjac by means of drying and milling. Through further extraction and drying steps konjac flour can be processed until konjac glucomannan is obtained.