... trace elements such as Ka, Fe, Cu, Se, Ca etc., it has high nutrition.Every 100g potato has only 0.2g ... 1/3 of rice's, it is low-fat, low-calorie food. At the same time, it can effective prevent sugar changing into fat ... has lot of Dietary Fiber that can not be digested and absorbed in enteric canal, can stimulate and promote intestine movement, facilitate ...