Konjac contains a lot of dietary fiber and water, and there is also a mineral called glucose mannan dietary fiber. Glucose mannan can't be decomposed by digestive enzymes and can't be used as heat. In other words, konjac is a food with almost no calories. It can be said that Amorphophallus konjac will never get fat. Eating Amorphophallus konjac will have a strong sense of fullness, which will naturally inhibit the intake of other foods. However, the nutrition in Amorphophallus konjac is not comprehensive and it is impossible to eat Amorphophallus konjac all the time.